<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.13"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>libstdc++: std::complex< _Tp > Struct Template Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">libstdc++ </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.13 --> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> $(document).ready(function(){initNavTree('a01865.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="summary"> <a href="#pub-types">Public Types</a> | <a href="#pub-methods">Public Member Functions</a> | <a href="a01862.html">List of all members</a> </div> <div class="headertitle"> <div class="title">std::complex< _Tp > Struct Template Reference<div class="ingroups"><a class="el" href="a01427.html">Numerics</a> » <a class="el" href="a01420.html">Complex Numbers</a></div></div> </div> </div><!--header--> <div class="contents"> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a> Public Types</h2></td></tr> <tr class="memitem:a2c87f5c1ef86cd0a4b1ea60205b50924"><td class="memItemLeft" align="right" valign="top">typedef _Tp </td><td class="memItemRight" valign="bottom"><a class="el" href="a01865.html#a2c87f5c1ef86cd0a4b1ea60205b50924">value_type</a></td></tr> <tr class="separator:a2c87f5c1ef86cd0a4b1ea60205b50924"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr class="memitem:a4243bd8ee861d7f2e640127085fb4c48"><td class="memItemLeft" align="right" valign="top">constexpr </td><td class="memItemRight" valign="bottom"><a class="el" href="a01865.html#a4243bd8ee861d7f2e640127085fb4c48">complex</a> (const _Tp &__r=_Tp(), const _Tp &__i=_Tp())</td></tr> <tr class="separator:a4243bd8ee861d7f2e640127085fb4c48"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a072c32aef80c69098ec15fe8f4c4f763"><td class="memItemLeft" align="right" valign="top"><a id="a072c32aef80c69098ec15fe8f4c4f763"></a> constexpr </td><td class="memItemRight" valign="bottom"><b>complex</b> (const <a class="el" href="a01865.html">complex</a> &)=default</td></tr> <tr class="separator:a072c32aef80c69098ec15fe8f4c4f763"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a49d7da00378dd1c3bd5984ffdce09349"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:a49d7da00378dd1c3bd5984ffdce09349"><td class="memTemplItemLeft" align="right" valign="top">constexpr </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01865.html#a49d7da00378dd1c3bd5984ffdce09349">complex</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &__z)</td></tr> <tr class="separator:a49d7da00378dd1c3bd5984ffdce09349"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a82201836c70cb5ebc63367d8597b3836"><td class="memItemLeft" align="right" valign="top"><a id="a82201836c70cb5ebc63367d8597b3836"></a> constexpr <a class="el" href="a01865.html">complex</a> </td><td class="memItemRight" valign="bottom"><b>__rep</b> () const</td></tr> <tr class="separator:a82201836c70cb5ebc63367d8597b3836"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ae73b6a70771b646595f91813ca0636e4"><td class="memItemLeft" align="right" valign="top"><a id="ae73b6a70771b646595f91813ca0636e4"></a> _GLIBCXX_ABI_TAG_CXX11 constexpr _Tp </td><td class="memItemRight" valign="bottom"><b>imag</b> () const</td></tr> <tr class="separator:ae73b6a70771b646595f91813ca0636e4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a0e16a41d04c6d48abde12c7f6d67d4fb"><td class="memItemLeft" align="right" valign="top"><a id="a0e16a41d04c6d48abde12c7f6d67d4fb"></a> void </td><td class="memItemRight" valign="bottom"><b>imag</b> (_Tp __val)</td></tr> <tr class="separator:a0e16a41d04c6d48abde12c7f6d67d4fb"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga0dc1b96149147d9a736cf6132021da21"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01420.html#ga0dc1b96149147d9a736cf6132021da21">operator*=</a> (const _Tp &)</td></tr> <tr class="separator:ga0dc1b96149147d9a736cf6132021da21"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga2a651675f1b1fe0490d25d23a45742f1"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:ga2a651675f1b1fe0490d25d23a45742f1"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01420.html#ga2a651675f1b1fe0490d25d23a45742f1">operator*=</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &)</td></tr> <tr class="separator:ga2a651675f1b1fe0490d25d23a45742f1"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ade842ee1db6aa11279e342aab6c5f102"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01865.html#ade842ee1db6aa11279e342aab6c5f102">operator+=</a> (const _Tp &__t)</td></tr> <tr class="separator:ade842ee1db6aa11279e342aab6c5f102"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga87b2c4010a33667068481a938c6d05ec"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:ga87b2c4010a33667068481a938c6d05ec"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01420.html#ga87b2c4010a33667068481a938c6d05ec">operator+=</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &)</td></tr> <tr class="separator:ga87b2c4010a33667068481a938c6d05ec"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a728dd68317e37a4e6b07716915f4010a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01865.html#a728dd68317e37a4e6b07716915f4010a">operator-=</a> (const _Tp &__t)</td></tr> <tr class="separator:a728dd68317e37a4e6b07716915f4010a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga917195feb4fbb8de9253c81189e5b685"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:ga917195feb4fbb8de9253c81189e5b685"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01420.html#ga917195feb4fbb8de9253c81189e5b685">operator-=</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &)</td></tr> <tr class="separator:ga917195feb4fbb8de9253c81189e5b685"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga5ffcd96b8b2468238cb0758ca2f4889c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01420.html#ga5ffcd96b8b2468238cb0758ca2f4889c">operator/=</a> (const _Tp &)</td></tr> <tr class="separator:ga5ffcd96b8b2468238cb0758ca2f4889c"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad3ea8ef0b67b2c688fb199796abab541"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:gad3ea8ef0b67b2c688fb199796abab541"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01420.html#gad3ea8ef0b67b2c688fb199796abab541">operator/=</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &)</td></tr> <tr class="separator:gad3ea8ef0b67b2c688fb199796abab541"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga227b3a4d88cd0ce1695be849633feec9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memItemRight" valign="bottom"><a class="el" href="a01420.html#ga227b3a4d88cd0ce1695be849633feec9">operator=</a> (const _Tp &)</td></tr> <tr class="separator:ga227b3a4d88cd0ce1695be849633feec9"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ad038c2fbb0527a459e240ed682deebc3"><td class="memItemLeft" align="right" valign="top"><a id="ad038c2fbb0527a459e240ed682deebc3"></a> <a class="el" href="a01865.html">complex</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="a01865.html">complex</a> &)=default</td></tr> <tr class="separator:ad038c2fbb0527a459e240ed682deebc3"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gae279d0a33c5bc2585901c87516d1833f"><td class="memTemplParams" colspan="2">template<typename _Up > </td></tr> <tr class="memitem:gae279d0a33c5bc2585901c87516d1833f"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="a01865.html">complex</a>< _Tp > & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01420.html#gae279d0a33c5bc2585901c87516d1833f">operator=</a> (const <a class="el" href="a01865.html">complex</a>< _Up > &)</td></tr> <tr class="separator:gae279d0a33c5bc2585901c87516d1833f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a4b83318e9c7939b552560d1eb2b99289"><td class="memItemLeft" align="right" valign="top"><a id="a4b83318e9c7939b552560d1eb2b99289"></a> _GLIBCXX_ABI_TAG_CXX11 constexpr _Tp </td><td class="memItemRight" valign="bottom"><b>real</b> () const</td></tr> <tr class="separator:a4b83318e9c7939b552560d1eb2b99289"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:adcdf59461a82701119f7c6ded4a44799"><td class="memItemLeft" align="right" valign="top"><a id="adcdf59461a82701119f7c6ded4a44799"></a> void </td><td class="memItemRight" valign="bottom"><b>real</b> (_Tp __val)</td></tr> <tr class="separator:adcdf59461a82701119f7c6ded4a44799"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><h3>template<typename _Tp><br /> struct std::complex< _Tp ></h3> <p>Template to represent complex numbers.</p> <p>Specializations for float, double, and long double are part of the library. Results with any other type are not guaranteed.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">Tp</td><td>Type of real and imaginary values. </td></tr> </table> </dd> </dl> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00063">63</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div><h2 class="groupheader">Member Typedef Documentation</h2> <a id="a2c87f5c1ef86cd0a4b1ea60205b50924"></a> <h2 class="memtitle"><span class="permalink"><a href="#a2c87f5c1ef86cd0a4b1ea60205b50924">◆ </a></span>value_type</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp > </div> <table class="memname"> <tr> <td class="memname">typedef _Tp <a class="el" href="a01865.html">std::complex</a>< _Tp >::<a class="el" href="a01865.html#a2c87f5c1ef86cd0a4b1ea60205b50924">value_type</a></td> </tr> </table> </div><div class="memdoc"> <p>Value typedef. </p> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00125">125</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div> </div> <h2 class="groupheader">Constructor & Destructor Documentation</h2> <a id="a4243bd8ee861d7f2e640127085fb4c48"></a> <h2 class="memtitle"><span class="permalink"><a href="#a4243bd8ee861d7f2e640127085fb4c48">◆ </a></span>complex() <span class="overload">[1/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">constexpr <a class="el" href="a01865.html">std::complex</a>< _Tp >::<a class="el" href="a01865.html">complex</a> </td> <td>(</td> <td class="paramtype">const _Tp & </td> <td class="paramname"><em>__r</em> = <code>_Tp()</code>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const _Tp & </td> <td class="paramname"><em>__i</em> = <code>_Tp()</code> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Default constructor. First parameter is x, second parameter is y. Unspecified parameters default to 0. </p> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00129">129</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div> </div> <a id="a49d7da00378dd1c3bd5984ffdce09349"></a> <h2 class="memtitle"><span class="permalink"><a href="#a49d7da00378dd1c3bd5984ffdce09349">◆ </a></span>complex() <span class="overload">[2/2]</span></h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp > </div> <div class="memtemplate"> template<typename _Up > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">constexpr <a class="el" href="a01865.html">std::complex</a>< _Tp >::<a class="el" href="a01865.html">complex</a> </td> <td>(</td> <td class="paramtype">const <a class="el" href="a01865.html">complex</a>< _Up > & </td> <td class="paramname"><em>__z</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Converting constructor. </p> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00139">139</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div> </div> <h2 class="groupheader">Member Function Documentation</h2> <a id="ade842ee1db6aa11279e342aab6c5f102"></a> <h2 class="memtitle"><span class="permalink"><a href="#ade842ee1db6aa11279e342aab6c5f102">◆ </a></span>operator+=()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a01865.html">complex</a><_Tp>& <a class="el" href="a01865.html">std::complex</a>< _Tp >::operator+= </td> <td>(</td> <td class="paramtype">const _Tp & </td> <td class="paramname"><em>__t</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Add a scalar to this complex number. </p> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00184">184</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div> </div> <a id="a728dd68317e37a4e6b07716915f4010a"></a> <h2 class="memtitle"><span class="permalink"><a href="#a728dd68317e37a4e6b07716915f4010a">◆ </a></span>operator-=()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp > </div> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a01865.html">complex</a><_Tp>& <a class="el" href="a01865.html">std::complex</a>< _Tp >::operator-= </td> <td>(</td> <td class="paramtype">const _Tp & </td> <td class="paramname"><em>__t</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Subtract a scalar from this complex number. </p> <p class="definition">Definition at line <a class="el" href="a00047_source.html#l00193">193</a> of file <a class="el" href="a00047_source.html">complex</a>.</p> </div> </div> <hr/>The documentation for this struct was generated from the following file:<ul> <li><a class="el" href="a00047_source.html">complex</a></li> </ul> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="a01487.html">std</a></li><li class="navelem"><a class="el" href="a01865.html">complex</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.13 </li> </ul> </div> </body> </html>