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<div class="identifier-type">function</div><div class="header"><flat_map></div><h1 itemprop="name"><span class="namespace" title="namespace std">std::</span><span class="class" title="class flat_multimap">flat_multimap::</span><span class="token">コンストラクタ</span><span class="cpp cpp23" title="C++23で追加">(C++23)</span></h1>
<div itemprop="articleBody"><p><div class="codehilite"><pre><span></span><code><span class="c1">// ____要素数ゼロのflat_multimapを構築____</span>
<span class="n">flat_multimap</span><span class="p">()</span><span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span><span class="w"> </span><span class="c1">// (1) C++23</span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">()</span><span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span><span class="w"> </span><span class="c1">// (1) C++26</span>
<span class="k">explicit</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="c1">// (2) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">constexpr</span><span class="w"> </span><span class="k">explicit</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="c1">// (2) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">explicit</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (3) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span><span class="w"> </span><span class="k">explicit</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (3) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (4) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (4) C++26</span>
<span class="c1">// ____アロケータを伴うコピー&ムーブコンストラクタ____</span>
<span class="w"> </span><span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="w"> </span><span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">flat_multimap</span><span class="o">&</span><span class="w"> </span><span class="n">x</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (5) C++26</span>
<span class="w"> </span><span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="w"> </span><span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">flat_multimap</span><span class="o">&&</span><span class="w"> </span><span class="n">x</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (6) C++26</span>
<span class="c1">// ____key_container_typeとmapped_container_typeから構築____</span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n">key_container_type</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="n">mapped_container_type</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">());</span><span class="w"> </span><span class="c1">// (7) C++23</span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">key_container_type</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="n">mapped_container_type</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">());</span><span class="w"> </span><span class="c1">// (7) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (8) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (8) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (9) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (9) C++26</span>
<span class="c1">// ____key_container_typeとmapped_container_type(共にソート済み)から構築____</span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">key_container_type</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="n">mapped_container_type</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">());</span><span class="w"> </span><span class="c1">// (10) C++23</span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">key_container_type</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="n">mapped_container_type</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">());</span><span class="w"> </span><span class="c1">// (10) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (11) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (11) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (12) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">key_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">mapped_container_type</span><span class="o">&</span><span class="w"> </span><span class="n">mapped_cont</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (12) C++26</span>
<span class="c1">// ____イテレータから構築____</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (13) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert.html">insert</a></span><span class="p">(</span><span class="n">first</span><span class="p">,</span><span class="w"> </span><span class="n">last</span><span class="p">);</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (13) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert.html">insert</a></span><span class="p">(</span><span class="n">first</span><span class="p">,</span><span class="w"> </span><span class="n">last</span><span class="p">);</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (14) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (14) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (15) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (15) C++26</span>
<span class="c1">// ____イテレータ(ソート済み)から構築____</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (16) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert.html">insert</a></span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n">first</span><span class="p">,</span><span class="w"> </span><span class="n">last</span><span class="p">);</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (16) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">c</span><span class="p">(),</span><span class="w"> </span><span class="n">compare</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert.html">insert</a></span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n">first</span><span class="p">,</span><span class="w"> </span><span class="n">last</span><span class="p">);</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (17) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (17) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (18) C++23</span>
<span class="w"> </span><span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">InputIterator</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">first</span><span class="p">,</span>
<span class="w"> </span><span class="n">InputIterator</span><span class="w"> </span><span class="n">last</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (18) C++26</span>
<span class="c1">// ____Rangeから構築____</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="w"> </span><span class="n">fr</span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">)</span><span class="w"> </span><span class="c1">// (19) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">fr</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../utility/forward.html">forward</a></span><span class="o"><</span><span class="n">R</span><span class="o">></span><span class="p">(</span><span class="n">rg</span><span class="p">),</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="w"> </span><span class="n">fr</span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">)</span><span class="w"> </span><span class="c1">// (19) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">fr</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../utility/forward.html">forward</a></span><span class="o"><</span><span class="n">R</span><span class="o">></span><span class="p">(</span><span class="n">rg</span><span class="p">),</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="c1">// (20) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert_range.html">insert_range</a></span><span class="p">(</span><span class="n"><a href="../../utility/forward.html">forward</a></span><span class="o"><</span><span class="n">R</span><span class="o">></span><span class="p">(</span><span class="n">rg</span><span class="p">));</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="c1">// (20) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n"><a href="insert_range.html">insert_range</a></span><span class="p">(</span><span class="n"><a href="../../utility/forward.html">forward</a></span><span class="o"><</span><span class="n">R</span><span class="o">></span><span class="p">(</span><span class="n">rg</span><span class="p">));</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (21) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (21) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (22) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="n">container</span><span class="o">-</span><span class="n">compatible</span><span class="o">-</span><span class="n"><a href="../../ranges/range.html">range</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">R</span><span class="p">,</span><span class="w"> </span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../ranges/from_range_t.html">from_range_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n">R</span><span class="o">&&</span><span class="w"> </span><span class="n">rg</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (22) C++26</span>
<span class="c1">// ____initializer_listから構築____</span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (23) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list/begin.html">il.begin()</a></span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/end.html">il.end()</a></span><span class="p">,</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (23) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list/begin.html">il.begin()</a></span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/end.html">il.end()</a></span><span class="p">,</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (24) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (24) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (25) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (25) C++26</span>
<span class="c1">// ____initializer_list(ソート済み)から構築____</span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (26) C++23</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/begin.html">il.begin()</a></span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/end.html">il.end()</a></span><span class="p">,</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">key_compare</span><span class="p">())</span><span class="w"> </span><span class="c1">// (26) C++26</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/begin.html">il.begin()</a></span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list/end.html">il.end()</a></span><span class="p">,</span><span class="w"> </span><span class="n">comp</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="p">}</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (27) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (27) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span><span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (28) C++23</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">Allocator</span><span class="o">></span>
<span class="k">constexpr</span>
<span class="w"> </span><span class="n">flat_multimap</span><span class="p">(</span><span class="n"><a href="../sorted_equivalent_t.html">sorted_equivalent_t</a></span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">initializer_list</a></span><span class="o"><</span><span class="n">value_type</span><span class="o">></span><span class="w"> </span><span class="n">il</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">key_compare</span><span class="o">&</span><span class="w"> </span><span class="n">comp</span><span class="p">,</span><span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (28) C++26</span>
</code></pre></div>
</p>
<h2>概要</h2>
<p><code>flat_multimap</code>オブジェクトを次に示す通りの要素で初期化する。</p>
<h2>効果</h2>
<ul>
<li>(1) : デフォルトコンストラクタ。デフォルトの <code>key_compare</code> を作成し、要素を持たない空の <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(2) : <code>key_compare</code> を受け取り、要素を持たない空の <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(3) : アロケータを受け取り、要素を持たない空の <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(4) : <code>key_compare</code> とアロケータを受け取り、要素を持たない空の <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(5) : アロケータを受け取り、<code>flat_multimap</code> オブジェクトをコピー構築する。</li>
<li>(6) : アロケータを受け取り、<code>flat_multimap</code> オブジェクトをムーブ構築する。</li>
<li>(7) : <code>key_container_type</code> と <code>mapped_container_type</code> から <code>flat_multimap</code> オブジェクトを構築する。構築に際し、<code>value_compare</code> に基づきソートされる。</li>
<li>(8) : アロケータを受け取り、<code>key_container_type</code> と <code>mapped_container_type</code> から <code>flat_multimap</code> オブジェクトを構築する。構築に際し、<code>value_compare</code> に基づきソートされる。</li>
<li>(9) : <code>key_compare</code> とアロケータを受け取り、<code>key_container_type</code> と <code>mapped_container_type</code> から <code>flat_multimap</code> オブジェクトを構築する。構築に際し、<code>value_compare</code> に基づきソートされる。</li>
<li>(10) : <code>key_container_type</code> と <code>mapped_container_type</code>(共にソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(11) : アロケータを受け取り、<code>key_container_type</code> と <code>mapped_container_type</code>(共にソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(12) : <code>key_compare</code> とアロケータを受け取り、<code>key_container_type</code> と <code>mapped_container_type</code>(共にソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(13) : イテレータから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(14) : アロケータを受け取り、イテレータから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(15) : <code>key_compare</code> とアロケータを受け取り、イテレータから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(16) : イテレータ(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(17) : アロケータを受け取り、イテレータ(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(18) : <code>key_compare</code> とアロケータを受け取り、イテレータ(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(19) : Rangeから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert_range.html">insert_range()</a></code> が用いられる。</li>
<li>(20) : <code>key_compare</code> を受け取り、Rangeから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert_range.html">insert_range()</a></code> が用いられる。</li>
<li>(21) : アロケータを受け取り、Rangeから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert_range.html">insert_range()</a></code> が用いられる。</li>
<li>(22) : <code>key_compare</code> とアロケータを受け取り、Rangeから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert_range.html">insert_range()</a></code> が用いられる。</li>
<li>(23) : initializer_listから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(24) : アロケータを受け取り、initializer_listから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(25) : <code>key_compare</code> とアロケータを受け取り、initializer_listから <code>flat_multimap</code> オブジェクトを構築する。構築には <code><a href="insert.html">insert()</a></code> が用いられる。</li>
<li>(26) : initializer_list(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(27) : アロケータを受け取り、initializer_list(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
<li>(28) : <code>key_compare</code> とアロケータを受け取り、initializer_list(ソート済み)から <code>flat_multimap</code> オブジェクトを構築する。</li>
</ul>
<h2><a class="cpprefjp-defined-word" data-desc="関数等の意味論を構成する要素の1つ。Complexity。関数が使うアルゴリズムの空間計算量・時間計算量">計算量</a></h2>
<ul>
<li>(1)-(4) : 定数時間。</li>
<li>(5) : 引数 <code>x</code> のサイズに対して線形時間。</li>
<li>(6) : 引数 <code>x</code> の <code>containers</code> をムーブした<a class="cpprefjp-defined-word" data-desc="関数等の意味論を構成する要素の1つ。Complexity。関数が使うアルゴリズムの空間計算量・時間計算量">計算量</a>と同じ。</li>
<li>(7)-(9) : 引数 <code>key_cont</code> のサイズを <code>N</code> とすると、<code>key_cont</code> がソート済みなら <code>N</code> に対して線形時間。そうでなければ <code>N log(N)</code>。</li>
<li>(10)-(12) : 引数 <code>key_cont</code> および <code>mapped_cont</code> をムーブした<a class="cpprefjp-defined-word" data-desc="関数等の意味論を構成する要素の1つ。Complexity。関数が使うアルゴリズムの空間計算量・時間計算量">計算量</a>と同じ。</li>
<li>(13)-(15) : 引数 <code>first</code> と <code>last</code> の距離を <code>N</code> とすると、イテレータの値が <code>value_compare</code> に基づきソート済みなら <code>N</code> に対して線形時間。そうでなければ <code>N log(N)</code>。</li>
<li>(16)-(18) : 引数 <code>first</code> と <code>last</code> の距離を <code>N</code> とすると、<code>N</code> に対して線形時間。</li>
<li>(19)-(22) : <code><a href="../../iterator/ranges_distance.html">ranges::distance</a>(rg)</code> を <code>N</code> とすると、要素の値が <code>value_compare</code> に基づきソート済みなら <code>N</code> に対して線形時間。そうでなければ <code>N log(N)</code>。</li>
<li>(23)-(25) : 引数 <code>il</code> のサイズを <code>N</code> とすると、イテレータの値が <code>value_compare</code> に基づきソート済みなら <code>N</code> に対して線形時間。そうでなければ <code>N log(N)</code>。</li>
<li>(26)-(28) : 引数 <code>il</code> のサイズを <code>N</code> とすると、<code>N</code> に対して線形時間。</li>
</ul>
<h2>備考</h2>
<ul>
<li>通常の(アロケータを指定しない)コピーコンストラクタとムーブコンストラクタは自動生成される。</li>
<li>(7)-(12) において、引数の <code>key_cont</code> と <code>mapped_cont</code> のサイズが異なる場合の動作は定められていない。</li>
<li>(3)-(6), (8), (9), (11), (12), (14), (15), (17), (18), (21), (22), (24), (25), (27), (28) は引数としてアロケータを受け取るが、引数のアロケータに対して <code><a href="uses_allocator.html">uses_allocator</a></code> が <code>false</code> であれば、この引数は無視される。</li>
</ul>
<h2>例</h2>
<p><div class="yata" id="604fd49316c11d4a019851d13ac2ee55660db007"><div class="codehilite"><pre><span></span><code><span class="cp">#include <a href="../../flat_map.html"><flat_map></a></span>
<span class="cp">#include <a href="../../iostream.html"><iostream></a></span>
<span class="cp">#include <a href="../../string.html"><string></a></span>
<span class="cp">#include <a href="../../vector.html"><vector></a></span>
<span class="cp">#include <a href="../../utility.html"><utility></a></span>
<span class="kt">void</span><span class="w"> </span><span class="nf">print</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">flat_multimap</span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="o">>&</span><span class="w"> </span><span class="n">fm</span><span class="p">)</span>
<span class="p">{</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"{"</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="k">auto</span><span class="o">&</span><span class="w"> </span><span class="n">kv</span><span class="o">:</span><span class="w"> </span><span class="n">fm</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">" "</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">kv</span><span class="p">.</span><span class="n">first</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">": "</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">kv</span><span class="p">.</span><span class="n">second</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">","</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="p">}</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"}"</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="p">}</span>
<span class="kt">int</span><span class="w"> </span><span class="nf">main</span><span class="p">()</span>
<span class="p">{</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"(1)"</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="p">{</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">flat_multimap</span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="o">></span><span class="w"> </span><span class="n">fm</span><span class="p">;</span>
<span class="w"> </span><span class="n">print</span><span class="p">(</span><span class="n">fm</span><span class="p">);</span>
<span class="w"> </span><span class="p">}</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"(5)"</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="p">{</span>
<span class="w"> </span><span class="n"><a href="../../vector/vector.html">std::vector</a></span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="o">></span><span class="w"> </span><span class="n">keys</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">{</span><span class="s">"Alice"</span><span class="p">,</span><span class="w"> </span><span class="s">"Bob"</span><span class="p">,</span><span class="w"> </span><span class="s">"Carol"</span><span class="p">,</span><span class="w"> </span><span class="s">"Alice"</span><span class="p">};</span>
<span class="w"> </span><span class="n"><a href="../../vector/vector.html">std::vector</a></span><span class="o"><</span><span class="kt">int</span><span class="o">></span><span class="w"> </span><span class="n">values</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">{</span><span class="mi">3</span><span class="p">,</span><span class="w"> </span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="mi">4</span><span class="p">,</span><span class="w"> </span><span class="mi">1</span><span class="p">};</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">flat_multimap</span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="o">></span><span class="w"> </span><span class="n">fm</span><span class="p">(</span><span class="n">keys</span><span class="p">,</span><span class="w"> </span><span class="n">values</span><span class="p">);</span>
<span class="w"> </span><span class="n">print</span><span class="p">(</span><span class="n">fm</span><span class="p">);</span>
<span class="w"> </span><span class="p">}</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"(23)"</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="p">{</span>
<span class="w"> </span><span class="n"><a href="../../initializer_list/initializer_list.html">std::initializer_list</a></span><span class="o"><</span><span class="n"><a href="../../utility/pair.html">std::pair</a></span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="o">>></span><span class="w"> </span><span class="n">elems</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">{{</span><span class="s">"Alice"</span><span class="p">,</span><span class="w"> </span><span class="mi">3</span><span class="p">},</span><span class="w"> </span><span class="p">{</span><span class="s">"Bob"</span><span class="p">,</span><span class="w"> </span><span class="mi">1</span><span class="p">},</span><span class="w"> </span><span class="p">{</span><span class="s">"Carol"</span><span class="p">,</span><span class="w"> </span><span class="mi">4</span><span class="p">},</span><span class="w"> </span><span class="p">{</span><span class="s">"Alice"</span><span class="p">,</span><span class="w"> </span><span class="mi">1</span><span class="p">}};</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">flat_multimap</span><span class="o"><</span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="p">,</span><span class="w"> </span><span class="kt">int</span><span class="o">></span><span class="w"> </span><span class="n">fm</span><span class="p">(</span><span class="n">elems</span><span class="p">);</span>
<span class="w"> </span><span class="n">print</span><span class="p">(</span><span class="n">fm</span><span class="p">);</span>
<span class="w"> </span><span class="p">}</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="p">}</span>
</code></pre></div>
</div></p>
<h3>出力</h3>
<p><pre><code>(1)
{
}
(5)
{
Alice: 3,
Alice: 1,
Bob: 1,
Carol: 4,
}
(23)
{
Alice: 3,
Alice: 1,
Bob: 1,
Carol: 4,
}
</code></pre></p>
<h2>バージョン</h2>
<h3>言語</h3>
<ul>
<li>C++23</li>
</ul>
<h3>処理系</h3>
<ul>
<li><a href="../../../implementation.html#clang">Clang</a>: 20.1.7 <span aria-label="検証済" role="img" title="検証済">✅</span></li>
<li><a href="../../../implementation.html#gcc">GCC</a>: ??</li>
<li><a href="../../../implementation.html#visual_cpp">Visual C++</a>: ??</li>
</ul>
<h2>関連項目</h2>
<table border="1" bordercolor="#888" style="border-collapse:collapse">
<thead>
<tr>
<th>名前</th>
<th>説明</th>
</tr>
</thead>
<tbody>
<tr>
<td><code><a href="uses_allocator.html">uses_allocator</a></code></td>
<td>指定されたアロケータと合致するかをチェックする</td>
</tr>
</tbody>
</table>
<h2>参照</h2>
<ul>
<li><a href="https://cplusplus.github.io/LWG/issue3803" target="_blank">LWG Issue 3803. <code>flat_foo</code> constructors taking <code>KeyContainer</code> lack <code>KeyCompare</code> parameter</a><ul>
<li>C++23で、コンテナを取るコンストラクタに比較子<code>key_compare</code>を明示指定できる引数が追加された</li>
</ul>
</li>
<li><a href="https://cplusplus.github.io/LWG/issue3884" target="_blank">LWG Issue 3884. <code>flat_foo</code> is missing allocator-extended copy/move constructors</a><ul>
<li>C++26で、<code>flat_multimap</code>にアロケータを指定するコピーコンストラクタ(5)とムーブコンストラクタ(6)が追加された</li>
</ul>
</li>
<li><a href="https://open-std.org/jtc1/sc22/wg21/docs/papers/2025/p3372r3.html" target="_blank">P3372R3 constexpr containers and adaptors</a></li>
</ul></div>
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