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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_66e9674e8206a335795995fa32a03c91.html">entt</a></li><li class="navelem"><a class="el" href="dir_de8f4e6ba3f54a2a21309f742e93a373.html">core</a></li> </ul>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#ifndef ENTT_CORE_COMPRESSED_PAIR_HPP</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#define ENTT_CORE_COMPRESSED_PAIR_HPP</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;cstddef&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;tuple&gt;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include &quot;type_traits.hpp&quot;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceentt.html">entt</a> {</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type, std::<span class="keywordtype">size_t</span>, <span class="keyword">typename</span> = <span class="keywordtype">void</span>&gt;</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">struct </span>compressed_pair_element {</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">using </span>reference = Type &amp;;</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">using </span>const_reference = <span class="keyword">const</span> Type &amp;;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Dummy = true, <span class="keyword">typename</span> = std::enable_if_t&lt;Dummy &amp;&amp; std::is_default_constructible_v&lt;Type&gt;&gt;&gt;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">constexpr</span> compressed_pair_element() noexcept(std::is_nothrow_default_constructible_v&lt;Type&gt;)</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> : value{} {}</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Arg, <span class="keyword">typename</span> = std::enable_if_t&lt;!std::is_same_v&lt;std::remove_cv_t&lt;std::remove_reference_t&lt;Arg&gt;&gt;, compressed_pair_element&gt;&gt;&gt;</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">constexpr</span> compressed_pair_element(Arg &amp;&amp;arg) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;Type, Arg&gt;)</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> : value{std::forward&lt;Arg&gt;(arg)} {}</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span>... Args, std::size_t... Index&gt;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">constexpr</span> compressed_pair_element(std::tuple&lt;Args...&gt; args, std::index_sequence&lt;Index...&gt;) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;Type, Args...&gt;)</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> : value{std::forward&lt;Args&gt;(std::get&lt;Index&gt;(args))...} {}</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> [[nodiscard]] <span class="keyword">constexpr</span> reference <a class="code hl_variable" href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">get</a>() noexcept {</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keywordflow">return</span> value;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> }</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> [[nodiscard]] <span class="keyword">constexpr</span> const_reference <a class="code hl_variable" href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">get</a>() const noexcept {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> value;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> }</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> Type value;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>};</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type, std::<span class="keywordtype">size_t</span> Tag&gt;</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="keyword">struct </span>compressed_pair_element&lt;Type, Tag, std::enable_if_t&lt;is_ebco_eligible_v&lt;Type&gt;&gt;&gt;: Type {</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">using </span>reference = Type &amp;;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">using </span>const_reference = <span class="keyword">const</span> Type &amp;;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">using </span>base_type = Type;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Dummy = true, <span class="keyword">typename</span> = std::enable_if_t&lt;Dummy &amp;&amp; std::is_default_constructible_v&lt;base_type&gt;&gt;&gt;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">constexpr</span> compressed_pair_element() noexcept(std::is_nothrow_default_constructible_v&lt;base_type&gt;)</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> : base_type{} {}</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Arg, <span class="keyword">typename</span> = std::enable_if_t&lt;!std::is_same_v&lt;std::remove_cv_t&lt;std::remove_reference_t&lt;Arg&gt;&gt;, compressed_pair_element&gt;&gt;&gt;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">constexpr</span> compressed_pair_element(Arg &amp;&amp;arg) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;base_type, Arg&gt;)</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> : base_type{std::forward&lt;Arg&gt;(arg)} {}</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span>... Args, std::size_t... Index&gt;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">constexpr</span> compressed_pair_element(std::tuple&lt;Args...&gt; args, std::index_sequence&lt;Index...&gt;) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;base_type, Args...&gt;)</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> : base_type{std::forward&lt;Args&gt;(std::get&lt;Index&gt;(args))...} {}</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> [[nodiscard]] <span class="keyword">constexpr</span> reference <a class="code hl_variable" href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">get</a>() noexcept {</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> }</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> [[nodiscard]] <span class="keyword">constexpr</span> const_reference <a class="code hl_variable" href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">get</a>() const noexcept {</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span>};</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span>} <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> First, <span class="keyword">typename</span> Second&gt;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html"> 92</a></span><span class="keyword">class </span><a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> final</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> : internal::compressed_pair_element&lt;First, 0u&gt;,</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> internal::compressed_pair_element&lt;Second, 1u&gt; {</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">using </span>first_base = internal::compressed_pair_element&lt;First, 0u&gt;;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">using </span>second_base = internal::compressed_pair_element&lt;Second, 1u&gt;;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a6db727eef0bb9927d0d299f6a620005a"> 100</a></span> <span class="keyword">using </span><a class="code hl_typedef" href="classentt_1_1compressed__pair.html#a6db727eef0bb9927d0d299f6a620005a">first_type</a> = First;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#aeadab3815d52ed579a96cde92f15eeb6"> 102</a></span> <span class="keyword">using </span><a class="code hl_typedef" href="classentt_1_1compressed__pair.html#aeadab3815d52ed579a96cde92f15eeb6">second_type</a> = Second;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Dummy = true, <span class="keyword">typename</span> = std::enable_if_t&lt;Dummy &amp;&amp; std::is_default_constructible_v&lt;first_type&gt; &amp;&amp; std::is_default_constructible_v&lt;second_type&gt;&gt;&gt;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a7aa6f4b0acb48a7303db63282e6a7ef0"> 113</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a7aa6f4b0acb48a7303db63282e6a7ef0">compressed_pair</a>() noexcept(std::is_nothrow_default_constructible_v&lt;first_base&gt; &amp;&amp;std::is_nothrow_default_constructible_v&lt;second_base&gt;)</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> : first_base{},</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> second_base{} {}</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a38b22715a35bd5d9922ca8074a73f9a9"> 121</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a38b22715a35bd5d9922ca8074a73f9a9">compressed_pair</a>(<span class="keyword">const</span> <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_copy_constructible_v&lt;first_base&gt; &amp;&amp;std::is_nothrow_copy_constructible_v&lt;second_base&gt;) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#adc705d81a5331444566cdabb97b5d43c"> 127</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#adc705d81a5331444566cdabb97b5d43c">compressed_pair</a>(<a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;&amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_move_constructible_v&lt;first_base&gt; &amp;&amp;std::is_nothrow_move_constructible_v&lt;second_base&gt;) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Arg, <span class="keyword">typename</span> Other&gt;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a422c707156810ef9670a6d571165ffcb"> 137</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a422c707156810ef9670a6d571165ffcb">compressed_pair</a>(Arg &amp;&amp;arg, Other &amp;&amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;first_base, Arg&gt; &amp;&amp;std::is_nothrow_constructible_v&lt;second_base, Other&gt;)</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> : first_base{std::forward&lt;Arg&gt;(arg)},</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> second_base{std::forward&lt;Other&gt;(other)} {}</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">template</span>&lt;<span class="keyword">typename</span>... Args, <span class="keyword">typename</span>... Other&gt;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a6d41221d79b9040ba42a3d80fc5eb376"> 149</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a6d41221d79b9040ba42a3d80fc5eb376">compressed_pair</a>(std::piecewise_construct_t, std::tuple&lt;Args...&gt; args, std::tuple&lt;Other...&gt; other) <span class="keyword">noexcept</span>(std::is_nothrow_constructible_v&lt;first_base, Args...&gt; &amp;&amp;std::is_nothrow_constructible_v&lt;second_base, Other...&gt;)</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> : first_base{std::move(args), std::index_sequence_for&lt;Args...&gt;{}},</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> second_base{std::move(other), std::index_sequence_for&lt;Other...&gt;{}} {}</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#acf00969e81a01bc889b94c820cfb6cb8"> 158</a></span> <span class="keyword">constexpr</span> <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#acf00969e81a01bc889b94c820cfb6cb8">operator=</a>(<span class="keyword">const</span> <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_copy_assignable_v&lt;first_base&gt; &amp;&amp;std::is_nothrow_copy_assignable_v&lt;second_base&gt;) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a5bcb70033fd2e23250989f2f609341fa"> 165</a></span> <span class="keyword">constexpr</span> <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#a5bcb70033fd2e23250989f2f609341fa">operator=</a>(<a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;&amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_move_assignable_v&lt;first_base&gt; &amp;&amp;std::is_nothrow_move_assignable_v&lt;second_base&gt;) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38"> 171</a></span> [[nodiscard]] <span class="keyword">constexpr</span> <a class="code hl_typedef" href="classentt_1_1compressed__pair.html#a6db727eef0bb9927d0d299f6a620005a">first_type</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38">first</a>() noexcept {</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>first_base &amp;<span class="keyword">&gt;</span>(*this).get();</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> }</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a1523a89c4f1e0fd5f1122d6322b7ce1a"> 176</a></span> [[nodiscard]] <span class="keyword">constexpr</span> <span class="keyword">const</span> <a class="code hl_typedef" href="classentt_1_1compressed__pair.html#a6db727eef0bb9927d0d299f6a620005a">first_type</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#a1523a89c4f1e0fd5f1122d6322b7ce1a">first</a>() const noexcept {</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keyword">const </span>first_base &amp;<span class="keyword">&gt;</span>(*this).get();</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> }</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7"> 184</a></span> [[nodiscard]] <span class="keyword">constexpr</span> <a class="code hl_typedef" href="classentt_1_1compressed__pair.html#aeadab3815d52ed579a96cde92f15eeb6">second_type</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7">second</a>() noexcept {</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>second_base &amp;<span class="keyword">&gt;</span>(*this).get();</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> }</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#ab032dd50c65e0563ae079aec43250409"> 189</a></span> [[nodiscard]] <span class="keyword">constexpr</span> <span class="keyword">const</span> <a class="code hl_typedef" href="classentt_1_1compressed__pair.html#aeadab3815d52ed579a96cde92f15eeb6">second_type</a> &amp;<a class="code hl_function" href="classentt_1_1compressed__pair.html#ab032dd50c65e0563ae079aec43250409">second</a>() const noexcept {</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keyword">const </span>second_base &amp;<span class="keyword">&gt;</span>(*this).get();</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> }</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2"> 197</a></span> <span class="keyword">constexpr</span> <span class="keywordtype">void</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2">swap</a>(<a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a> &amp;other) <span class="keyword">noexcept</span>(std::is_nothrow_swappable_v&lt;first_type&gt; &amp;&amp;std::is_nothrow_swappable_v&lt;second_type&gt;) {</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">using </span>std::swap;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2">swap</a>(<a class="code hl_function" href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38">first</a>(), other.first());</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2">swap</a>(<a class="code hl_function" href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7">second</a>(), other.second());</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> }</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keyword">template</span>&lt;std::<span class="keywordtype">size_t</span> Index&gt;</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a4b39321fd471de2bcf190e3ef21b6836"> 210</a></span> <span class="keyword">constexpr</span> <span class="keyword">decltype</span>(<span class="keyword">auto</span>) <a class="code hl_function" href="classentt_1_1compressed__pair.html#a4b39321fd471de2bcf190e3ef21b6836">get</a>() <span class="keyword">noexcept</span> {</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(Index == 0u) {</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38">first</a>();</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keyword">static_assert</span>(Index == 1u, <span class="stringliteral">&quot;Index out of bounds&quot;</span>);</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7">second</a>();</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> }</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> }</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">template</span>&lt;std::<span class="keywordtype">size_t</span> Index&gt;</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"><a class="line" href="classentt_1_1compressed__pair.html#a496b3daad5244a40644fd8de519ef448"> 221</a></span> <span class="keyword">constexpr</span> <span class="keyword">decltype</span>(<span class="keyword">auto</span>) <a class="code hl_function" href="classentt_1_1compressed__pair.html#a496b3daad5244a40644fd8de519ef448">get</a>() <span class="keyword">const</span> <span class="keyword">noexcept</span> {</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(Index == 0u) {</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38">first</a>();</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="keyword">static_assert</span>(Index == 1u, <span class="stringliteral">&quot;Index out of bounds&quot;</span>);</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7">second</a>();</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> }</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> }</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span>};</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Type, <span class="keyword">typename</span> Other&gt;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"><a class="line" href="namespaceentt.html#afd93ac21ff904a1ba357caf8ea40cd7f"> 237</a></span><a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair</a>(Type &amp;&amp;, Other &amp;&amp;) -&gt; <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair&lt;std::decay_t&lt;Type&gt;</a>, std::decay_t&lt;Other&gt;&gt;;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> First, <span class="keyword">typename</span> Second&gt;</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"><a class="line" href="namespaceentt.html#a85aff290a542f0f053b993b507410b21"> 247</a></span><span class="keyword">inline</span> <span class="keyword">constexpr</span> <span class="keywordtype">void</span> <a class="code hl_function" href="namespaceentt.html#a85aff290a542f0f053b993b507410b21">swap</a>(<a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair&lt;First, Second&gt;</a> &amp;lhs, <a class="code hl_class" href="classentt_1_1compressed__pair.html">compressed_pair&lt;First, Second&gt;</a> &amp;rhs) {</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> lhs.<a class="code hl_function" href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2">swap</a>(rhs);</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span>}</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span>} <span class="comment">// namespace entt</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span><span class="comment">// disable structured binding support for clang 6, it messes when specializing tuple_size</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span><span class="preprocessor">#if !defined __clang_major__ || __clang_major__ &gt; 6</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> First, <span class="keyword">typename</span> Second&gt;</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"><a class="line" href="structstd_1_1tuple__size_3_01entt_1_1compressed__pair_3_01First_00_01Second_01_4_01_4.html"> 263</a></span><span class="keyword">struct </span>tuple_size&lt;<a class="code hl_namespace" href="namespaceentt.html">entt</a>::compressed_pair&lt;First, Second&gt;&gt;: integral_constant&lt;size_t, 2u&gt; {};</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span><span class="keyword">template</span>&lt;<span class="keywordtype">size_t</span> Index, <span class="keyword">typename</span> First, <span class="keyword">typename</span> Second&gt;</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"><a class="line" href="structstd_1_1tuple__element_3_01Index_00_01entt_1_1compressed__pair_3_01First_00_01Second_01_4_01_4.html"> 272</a></span><span class="keyword">struct </span>tuple_element&lt;Index, <a class="code hl_namespace" href="namespaceentt.html">entt</a>::compressed_pair&lt;First, Second&gt;&gt;: conditional&lt;Index == 0u, First, Second&gt; {</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">static_assert</span>(Index &lt; 2u, <span class="stringliteral">&quot;Index out of bounds&quot;</span>);</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span>};</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html"><div class="ttname"><a href="classentt_1_1compressed__pair.html">entt::compressed_pair</a></div><div class="ttdoc">A compressed pair.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00092">compressed_pair.hpp:94</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a044cced5ce2cd85f4966814d991a54a7"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a044cced5ce2cd85f4966814d991a54a7">entt::compressed_pair::second</a></div><div class="ttdeci">constexpr second_type &amp; second() noexcept</div><div class="ttdoc">Returns the second element that a pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00184">compressed_pair.hpp:184</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a1523a89c4f1e0fd5f1122d6322b7ce1a"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a1523a89c4f1e0fd5f1122d6322b7ce1a">entt::compressed_pair::first</a></div><div class="ttdeci">constexpr const first_type &amp; first() const noexcept</div><div class="ttdoc">Returns the first element that a pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00176">compressed_pair.hpp:176</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a38b22715a35bd5d9922ca8074a73f9a9"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a38b22715a35bd5d9922ca8074a73f9a9">entt::compressed_pair::compressed_pair</a></div><div class="ttdeci">constexpr compressed_pair(const compressed_pair &amp;other) noexcept(std::is_nothrow_copy_constructible_v&lt; first_base &gt; &amp;&amp;std::is_nothrow_copy_constructible_v&lt; second_base &gt;)=default</div><div class="ttdoc">Copy constructor.</div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a422c707156810ef9670a6d571165ffcb"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a422c707156810ef9670a6d571165ffcb">entt::compressed_pair::compressed_pair</a></div><div class="ttdeci">constexpr compressed_pair(Arg &amp;&amp;arg, Other &amp;&amp;other) noexcept(std::is_nothrow_constructible_v&lt; first_base, Arg &gt; &amp;&amp;std::is_nothrow_constructible_v&lt; second_base, Other &gt;)</div><div class="ttdoc">Constructs a pair from its values.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00137">compressed_pair.hpp:137</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a496b3daad5244a40644fd8de519ef448"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a496b3daad5244a40644fd8de519ef448">entt::compressed_pair::get</a></div><div class="ttdeci">constexpr decltype(auto) get() const noexcept</div><div class="ttdoc">Extracts an element from the compressed pair.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00221">compressed_pair.hpp:221</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a4b39321fd471de2bcf190e3ef21b6836"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a4b39321fd471de2bcf190e3ef21b6836">entt::compressed_pair::get</a></div><div class="ttdeci">constexpr decltype(auto) get() noexcept</div><div class="ttdoc">Extracts an element from the compressed pair.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00210">compressed_pair.hpp:210</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a5bcb70033fd2e23250989f2f609341fa"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a5bcb70033fd2e23250989f2f609341fa">entt::compressed_pair::operator=</a></div><div class="ttdeci">constexpr compressed_pair &amp; operator=(compressed_pair &amp;&amp;other) noexcept(std::is_nothrow_move_assignable_v&lt; first_base &gt; &amp;&amp;std::is_nothrow_move_assignable_v&lt; second_base &gt;)=default</div><div class="ttdoc">Move assignment operator.</div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a6551d4795fa99d140d5c8eb8e55d9d38"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a6551d4795fa99d140d5c8eb8e55d9d38">entt::compressed_pair::first</a></div><div class="ttdeci">constexpr first_type &amp; first() noexcept</div><div class="ttdoc">Returns the first element that a pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00171">compressed_pair.hpp:171</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a6d41221d79b9040ba42a3d80fc5eb376"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a6d41221d79b9040ba42a3d80fc5eb376">entt::compressed_pair::compressed_pair</a></div><div class="ttdeci">constexpr compressed_pair(std::piecewise_construct_t, std::tuple&lt; Args... &gt; args, std::tuple&lt; Other... &gt; other) noexcept(std::is_nothrow_constructible_v&lt; first_base, Args... &gt; &amp;&amp;std::is_nothrow_constructible_v&lt; second_base, Other... &gt;)</div><div class="ttdoc">Constructs a pair by forwarding the arguments to its parts.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00149">compressed_pair.hpp:149</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a6db727eef0bb9927d0d299f6a620005a"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a6db727eef0bb9927d0d299f6a620005a">entt::compressed_pair::first_type</a></div><div class="ttdeci">First first_type</div><div class="ttdoc">The type of the first element that the pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00100">compressed_pair.hpp:100</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a7aa6f4b0acb48a7303db63282e6a7ef0"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a7aa6f4b0acb48a7303db63282e6a7ef0">entt::compressed_pair::compressed_pair</a></div><div class="ttdeci">constexpr compressed_pair() noexcept(std::is_nothrow_default_constructible_v&lt; first_base &gt; &amp;&amp;std::is_nothrow_default_constructible_v&lt; second_base &gt;)</div><div class="ttdoc">Default constructor, conditionally enabled.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00113">compressed_pair.hpp:113</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_a890ae22322e95fdc3cbf837f10cbaeb2"><div class="ttname"><a href="classentt_1_1compressed__pair.html#a890ae22322e95fdc3cbf837f10cbaeb2">entt::compressed_pair::swap</a></div><div class="ttdeci">constexpr void swap(compressed_pair &amp;other) noexcept(std::is_nothrow_swappable_v&lt; first_type &gt; &amp;&amp;std::is_nothrow_swappable_v&lt; second_type &gt;)</div><div class="ttdoc">Swaps two compressed pair objects.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00197">compressed_pair.hpp:197</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_ab032dd50c65e0563ae079aec43250409"><div class="ttname"><a href="classentt_1_1compressed__pair.html#ab032dd50c65e0563ae079aec43250409">entt::compressed_pair::second</a></div><div class="ttdeci">constexpr const second_type &amp; second() const noexcept</div><div class="ttdoc">Returns the second element that a pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00189">compressed_pair.hpp:189</a></div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_acf00969e81a01bc889b94c820cfb6cb8"><div class="ttname"><a href="classentt_1_1compressed__pair.html#acf00969e81a01bc889b94c820cfb6cb8">entt::compressed_pair::operator=</a></div><div class="ttdeci">constexpr compressed_pair &amp; operator=(const compressed_pair &amp;other) noexcept(std::is_nothrow_copy_assignable_v&lt; first_base &gt; &amp;&amp;std::is_nothrow_copy_assignable_v&lt; second_base &gt;)=default</div><div class="ttdoc">Copy assignment operator.</div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_adc705d81a5331444566cdabb97b5d43c"><div class="ttname"><a href="classentt_1_1compressed__pair.html#adc705d81a5331444566cdabb97b5d43c">entt::compressed_pair::compressed_pair</a></div><div class="ttdeci">constexpr compressed_pair(compressed_pair &amp;&amp;other) noexcept(std::is_nothrow_move_constructible_v&lt; first_base &gt; &amp;&amp;std::is_nothrow_move_constructible_v&lt; second_base &gt;)=default</div><div class="ttdoc">Move constructor.</div></div>
<div class="ttc" id="aclassentt_1_1compressed__pair_html_aeadab3815d52ed579a96cde92f15eeb6"><div class="ttname"><a href="classentt_1_1compressed__pair.html#aeadab3815d52ed579a96cde92f15eeb6">entt::compressed_pair::second_type</a></div><div class="ttdeci">Second second_type</div><div class="ttdoc">The type of the second element that the pair stores.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00102">compressed_pair.hpp:102</a></div></div>
<div class="ttc" id="anamespaceentt_html"><div class="ttname"><a href="namespaceentt.html">entt</a></div><div class="ttdoc">EnTT default namespace.</div><div class="ttdef"><b>Definition:</b> <a href="dense__map_8hpp_source.html#l00021">dense_map.hpp:21</a></div></div>
<div class="ttc" id="anamespaceentt_html_a85aff290a542f0f053b993b507410b21"><div class="ttname"><a href="namespaceentt.html#a85aff290a542f0f053b993b507410b21">entt::swap</a></div><div class="ttdeci">constexpr void swap(compressed_pair&lt; First, Second &gt; &amp;lhs, compressed_pair&lt; First, Second &gt; &amp;rhs)</div><div class="ttdoc">Swaps two compressed pair objects.</div><div class="ttdef"><b>Definition:</b> <a href="compressed__pair_8hpp_source.html#l00247">compressed_pair.hpp:247</a></div></div>
<div class="ttc" id="anamespaceentt_html_a8c24ecc5ab0055f9f2a4725c95afb29e"><div class="ttname"><a href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">entt::get</a></div><div class="ttdeci">constexpr get_t&lt; Type... &gt; get</div><div class="ttdoc">Variable template for lists of observed components.</div><div class="ttdef"><b>Definition:</b> <a href="entity_2fwd_8hpp_source.html#l00132">fwd.hpp:132</a></div></div>
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