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typedef T&#160;</td><td class="memItemRight" valign="bottom"><b>value_type</b></td></tr>
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Public Member Functions</h2></td></tr>
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constexpr&#160;</td><td class="memItemRight" valign="bottom"><b>optional</b> (<a class="el" href="structstd_1_1experimental_1_1nullopt__t.html">nullopt_t</a>) noexcept</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>optional</b> (const <a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;rhs)</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>optional</b> (<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;&amp;rhs) noexcept(<a class="el" href="structstd_1_1experimental_1_1is__nothrow__move__constructible.html">is_nothrow_move_constructible</a>&lt; T &gt;::value)</td></tr>
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constexpr&#160;</td><td class="memItemRight" valign="bottom"><b>optional</b> (const T &amp;v)</td></tr>
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constexpr&#160;</td><td class="memItemRight" valign="bottom"><b>optional</b> (T &amp;&amp;v)</td></tr>
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template&lt;class... Args&gt; </td></tr>
<tr class="memitem:a2ced55e1ac58a2e17e74f4fb16820a7d"><td class="memTemplItemLeft" align="right" valign="top">constexpr&#160;</td><td class="memTemplItemRight" valign="bottom"><b>optional</b> (<a class="el" href="structstd_1_1experimental_1_1in__place__t.html">in_place_t</a>, Args &amp;&amp;...args)</td></tr>
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template&lt;class U , class... Args, TR2_OPTIONAL_REQUIRES(is_constructible&lt; T, std::initializer_list&lt; U &gt;&gt;) &gt; </td></tr>
<tr class="memitem:a88ae319318277006322429fcf6d03c31"><td class="memTemplItemLeft" align="right" valign="top">OPTIONAL_CONSTEXPR_INIT_LIST&#160;</td><td class="memTemplItemRight" valign="bottom"><b>optional</b> (<a class="el" href="structstd_1_1experimental_1_1in__place__t.html">in_place_t</a>, std::initializer_list&lt; U &gt; il, Args &amp;&amp;...args)</td></tr>
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<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator=</b> (<a class="el" href="structstd_1_1experimental_1_1nullopt__t.html">nullopt_t</a>) noexcept</td></tr>
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<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;rhs)</td></tr>
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<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator=</b> (<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;&amp;rhs) noexcept(<a class="el" href="structstd_1_1experimental_1_1is__nothrow__move__assignable.html">is_nothrow_move_assignable</a>&lt; T &gt;::value &amp;&amp;<a class="el" href="structstd_1_1experimental_1_1is__nothrow__move__constructible.html">is_nothrow_move_constructible</a>&lt; T &gt;::value)</td></tr>
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template&lt;class U &gt; </td></tr>
<tr class="memitem:a8d17cbbd6737f5a64415f7e61534076b"><td class="memTemplItemLeft" align="right" valign="top">auto&#160;</td><td class="memTemplItemRight" valign="bottom"><b>operator=</b> (U &amp;&amp;v) -&gt; typename enable_if&lt;              is_same&lt; typename decay&lt; U &gt;::type, T &gt;::value,           <a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a> &amp;   &gt;::type</td></tr>
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template&lt;class... Args&gt; </td></tr>
<tr class="memitem:ad5c534fa356b56697d7d01f731a32467"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><b>emplace</b> (Args &amp;&amp;...args)</td></tr>
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template&lt;class U , class... Args&gt; </td></tr>
<tr class="memitem:a9927a1c12f12cbc2caea910be6ea3cd5"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><b>emplace</b> (initializer_list&lt; U &gt; il, Args &amp;&amp;...args)</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>swap</b> (<a class="el" href="classstd_1_1experimental_1_1optional.html">optional</a>&lt; T &gt; &amp;rhs) noexcept(<a class="el" href="structstd_1_1experimental_1_1is__nothrow__move__constructible.html">is_nothrow_move_constructible</a>&lt; T &gt;::value &amp;&amp;noexcept(swap(declval&lt; T &amp; &gt;(), declval&lt; T &amp; &gt;())))</td></tr>
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constexpr&#160;</td><td class="memItemRight" valign="bottom"><b>operator bool</b> () const  noexcept</td></tr>
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constexpr T const *&#160;</td><td class="memItemRight" valign="bottom"><b>operator-&gt;</b> () const </td></tr>
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T *&#160;</td><td class="memItemRight" valign="bottom"><b>operator-&gt;</b> ()</td></tr>
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constexpr T const &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator*</b> () const </td></tr>
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T &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator*</b> ()</td></tr>
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constexpr T const &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>value</b> () const </td></tr>
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T &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>value</b> ()</td></tr>
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template&lt;class V &gt; </td></tr>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/jbus/<a class="el" href="optional_8hpp_source.html">optional.hpp</a></li>
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