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<div class="title">Futures<div class="ingroups"><a class="el" href="a01468.html">Concurrency</a></div></div> </div>
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Collaboration diagram for Futures:</div>
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Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02339.html">std::__basic_future< _Res ></a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02251.html">std::__future_base</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02323.html">std::__future_base::_Result< _Res & ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02327.html">std::__future_base::_Result< void ></a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02235.html">std::future< _Res ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02347.html">std::future< _Res & ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02351.html">std::future< void ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02231.html">std::future_error</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02227.html">std::is_error_code_enum< future_errc ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02399.html">std::packaged_task< _Res(_ArgTypes...)></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02247.html">std::promise< _Res ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02367.html">std::promise< _Res & ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02371.html">std::promise< void ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02239.html">std::shared_future< _Res ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02355.html">std::shared_future< _Res & ></a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a02359.html">std::shared_future< void ></a></td></tr>
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Typedefs</h2></td></tr>
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template<typename _Fn , typename... _Args> </td></tr>
<tr class="memitem:ga6d34308d4b13129b38cdf6ab8b9ef204"><td class="memTemplItemLeft" align="right" valign="top">using </td><td class="memTemplItemRight" valign="bottom"><b>std::__async_result_of</b> = typename <a class="el" href="a04279.html">result_of</a>< typename <a class="el" href="a04171.html">decay</a>< _Fn >::type(typename <a class="el" href="a04171.html">decay</a>< _Args >::type...)>::type</td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:ga61938f7ac25df97b5362109e61bb46a6"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga61938f7ac25df97b5362109e61bb46a6">std::future_errc</a> { <b>future_already_retrieved</b>,
<b>promise_already_satisfied</b>,
<b>no_state</b>,
<b>broken_promise</b>
}</td></tr>
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<tr class="memitem:ga528eb8f3b350394c0406d4d58ab7dbf4"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga528eb8f3b350394c0406d4d58ab7dbf4">std::future_status</a> { <b>ready</b>,
<b>timeout</b>,
<b>deferred</b>
}</td></tr>
<tr class="separator:ga528eb8f3b350394c0406d4d58ab7dbf4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga6f4ad125d364f01560e2ed20a3c8bb5b"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">std::launch</a> { <b>async</b>,
<b>deferred</b>
}</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga640c51a5033db81d8c475f557d6cc946"><td class="memItemLeft" align="right" valign="top"><a id="ga640c51a5033db81d8c475f557d6cc946"></a>
 </td><td class="memItemRight" valign="bottom"><b>std::__basic_future< _Res >::__basic_future</b> (const <a class="el" href="a02239.html">shared_future</a>< _Res > &) noexcept</td></tr>
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<tr class="memitem:ga6b5e235fdac2145476c6ae50bc994b33"><td class="memItemLeft" align="right" valign="top"><a id="ga6b5e235fdac2145476c6ae50bc994b33"></a>
 </td><td class="memItemRight" valign="bottom"><b>std::__basic_future< _Res >::__basic_future</b> (<a class="el" href="a02239.html">shared_future</a>< _Res > &&) noexcept</td></tr>
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<tr class="memitem:ga89a77b14ed8449287eddee5dcb6dc5d6"><td class="memItemLeft" align="right" valign="top"><a id="ga89a77b14ed8449287eddee5dcb6dc5d6"></a>
 </td><td class="memItemRight" valign="bottom"><b>std::__basic_future< _Res >::__basic_future</b> (<a class="el" href="a02235.html">future</a>< _Res > &&) noexcept</td></tr>
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<tr class="memitem:ga131dfb15d7f07dccce9dcb8c705a697c"><td class="memTemplParams" colspan="2"><a id="ga131dfb15d7f07dccce9dcb8c705a697c"></a>
template<typename _Signature , typename _Fn , typename _Alloc > </td></tr>
<tr class="memitem:ga131dfb15d7f07dccce9dcb8c705a697c"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="a06851.html">shared_ptr</a>< __future_base::_Task_state_base< _Signature > > </td><td class="memTemplItemRight" valign="bottom"><b>std::__create_task_state</b> (_Fn &&__fn, const _Alloc &__a)</td></tr>
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template<typename _BoundFn > </td></tr>
<tr class="memitem:ga375deada08a36f6aa58f47771811d65b"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="a06851.html">std::shared_ptr</a>< _State_base > </td><td class="memTemplItemRight" valign="bottom"><b>std::__future_base::_S_make_async_state</b> (_BoundFn &&__fn)</td></tr>
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<tr class="memitem:ga3369fca66866fa01dbf00aa5b322b3d9"><td class="memTemplParams" colspan="2"><a id="ga3369fca66866fa01dbf00aa5b322b3d9"></a>
template<typename _BoundFn > </td></tr>
<tr class="memitem:ga3369fca66866fa01dbf00aa5b322b3d9"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="a06851.html">std::shared_ptr</a>< _State_base > </td><td class="memTemplItemRight" valign="bottom"><b>std::__future_base::_S_make_deferred_state</b> (_BoundFn &&__fn)</td></tr>
<tr class="separator:ga3369fca66866fa01dbf00aa5b322b3d9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gae1d80ff37cef48666bea37bcff54f6da"><td class="memTemplParams" colspan="2">template<typename _Fn , typename... _Args> </td></tr>
<tr class="memitem:gae1d80ff37cef48666bea37bcff54f6da"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a02235.html">future</a>< __async_result_of< _Fn, _Args... > > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01472.html#gae1d80ff37cef48666bea37bcff54f6da">std::async</a> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __policy, _Fn &&__fn, _Args &&... __args)</td></tr>
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<tr class="memitem:gad61c88630f1705f6be0b8ba6cc832d6a"><td class="memTemplParams" colspan="2">template<typename _Fn , typename... _Args> </td></tr>
<tr class="memitem:gad61c88630f1705f6be0b8ba6cc832d6a"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a02235.html">future</a>< __async_result_of< _Fn, _Args... > > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01472.html#gad61c88630f1705f6be0b8ba6cc832d6a">std::async</a> (_Fn &&__fn, _Args &&... __args)</td></tr>
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<tr class="memitem:ga5b4abfa468beb197d5bdac89e20afdb0"><td class="memItemLeft" align="right" valign="top">const error_category & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga5b4abfa468beb197d5bdac89e20afdb0">std::future_category</a> () noexcept</td></tr>
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<tr class="memitem:ga32bbe57d8ae969ac5cee4f0c48c3e63f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a02843.html">error_code</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga32bbe57d8ae969ac5cee4f0c48c3e63f">std::make_error_code</a> (<a class="el" href="a01472.html#ga61938f7ac25df97b5362109e61bb46a6">future_errc</a> __errc) noexcept</td></tr>
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<tr class="memitem:ga298f6b4607ddc74c173e6f8887f72047"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a02847.html">error_condition</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01472.html#ga298f6b4607ddc74c173e6f8887f72047">std::make_error_condition</a> (<a class="el" href="a01472.html#ga61938f7ac25df97b5362109e61bb46a6">future_errc</a> __errc) noexcept</td></tr>
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constexpr <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> </td><td class="memItemRight" valign="bottom"><b>std::operator&</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> & </td><td class="memItemRight" valign="bottom"><b>std::operator&=</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> &__x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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constexpr <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> </td><td class="memItemRight" valign="bottom"><b>std::operator^</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> & </td><td class="memItemRight" valign="bottom"><b>std::operator^=</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> &__x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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constexpr <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> </td><td class="memItemRight" valign="bottom"><b>std::operator|</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> & </td><td class="memItemRight" valign="bottom"><b>std::operator|=</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> &__x, <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __y)</td></tr>
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constexpr <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> </td><td class="memItemRight" valign="bottom"><b>std::operator~</b> (<a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">launch</a> __x)</td></tr>
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<a class="el" href="a02239.html">shared_future</a>< _Res > </td><td class="memItemRight" valign="bottom"><b>std::future< _Res >::share</b> () noexcept</td></tr>
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<a class="el" href="a02239.html">shared_future</a>< _Res & > </td><td class="memItemRight" valign="bottom"><b>std::future< _Res & >::share</b> () noexcept</td></tr>
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<a class="el" href="a02239.html">shared_future</a>< void > </td><td class="memItemRight" valign="bottom"><b>std::future< void >::share</b> () noexcept</td></tr>
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template<typename _Res > </td></tr>
<tr class="memitem:ga9f57f3f856244559c075dcd62c95bee8"><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><b>std::swap</b> (<a class="el" href="a02247.html">promise</a>< _Res > &__x, <a class="el" href="a02247.html">promise</a>< _Res > &__y) noexcept</td></tr>
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<tr class="memitem:ga2700089f8b9371e6aafdb9a7e7a552e7"><td class="memTemplParams" colspan="2">template<typename _Res , typename... _ArgTypes> </td></tr>
<tr class="memitem:ga2700089f8b9371e6aafdb9a7e7a552e7"><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01472.html#ga2700089f8b9371e6aafdb9a7e7a552e7">std::swap</a> (packaged_task< _Res(_ArgTypes...)> &__x, packaged_task< _Res(_ArgTypes...)> &__y) noexcept</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Classes for futures support. </p>
<h2 class="groupheader">Enumeration Type Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ga61938f7ac25df97b5362109e61bb46a6">◆ </a></span>future_errc</h2>
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<td class="memname">enum <a class="el" href="a01472.html#ga61938f7ac25df97b5362109e61bb46a6">std::future_errc</a></td>
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<p>Error code for futures. </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l00066">66</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga528eb8f3b350394c0406d4d58ab7dbf4">◆ </a></span>future_status</h2>
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<td class="memname">enum <a class="el" href="a01472.html#ga528eb8f3b350394c0406d4d58ab7dbf4">std::future_status</a></td>
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<p>Status code for futures. </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l00174">174</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga6f4ad125d364f01560e2ed20a3c8bb5b">◆ </a></span>launch</h2>
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<td class="memname">enum <a class="el" href="a01472.html#ga6f4ad125d364f01560e2ed20a3c8bb5b">std::launch</a></td>
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<p>Launch code for futures. </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l00137">137</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#gae1d80ff37cef48666bea37bcff54f6da">◆ </a></span>async() <span class="overload">[1/2]</span></h2>
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template<typename _Fn , typename... _Args> </div>
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<p>async </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l01712">1712</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#gad61c88630f1705f6be0b8ba6cc832d6a">◆ </a></span>async() <span class="overload">[2/2]</span></h2>
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<p>async, potential overload </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l01745">1745</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga5b4abfa468beb197d5bdac89e20afdb0">◆ </a></span>future_category()</h2>
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<td class="memname">const error_category& std::future_category </td>
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<p>Points to a statically-allocated object derived from error_category. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga32bbe57d8ae969ac5cee4f0c48c3e63f">◆ </a></span>make_error_code()</h2>
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<td class="memname"><a class="el" href="a02843.html">error_code</a> std::make_error_code </td>
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<p>Overload for make_error_code. </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l00084">84</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<p>Overload for make_error_condition. </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l00089">89</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga2700089f8b9371e6aafdb9a7e7a552e7">◆ </a></span>swap()</h2>
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<p>swap </p>
<p class="definition">Definition at line <a class="el" href="a00074_source.html#l01579">1579</a> of file <a class="el" href="a00074_source.html">future</a>.</p>
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