<!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"/> <title>libstdc++: std::istream_iterator< _Tp, _CharT, _Traits, _Dist > Class Template Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript"> $(document).ready(initResizable); </script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.4 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">libstdc++</div> </td> </tr> </tbody> </table> </div> </div> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> initNavTree('a00572.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> </div> <div class="headertitle"> <div class="title">std::istream_iterator< _Tp, _CharT, _Traits, _Dist > Class Template Reference<div class="ingroups"><a class="el" href="a01201.html">Iterators</a></div></div> </div> </div> <div class="contents"> <!-- doxytag: class="std::istream_iterator" --><!-- doxytag: inherits="iterator< input_iterator_tag, _Tp, _Dist, const _Tp *, const _Tp & >" --> <p>Provides input iterator semantics for streams. <a href="a00572.html#details">More...</a></p> <div class="dynheader"> Inheritance diagram for std::istream_iterator< _Tp, _CharT, _Traits, _Dist >:</div> <div class="dyncontent"> <div class="center"><img src="a02187.png" border="0" usemap="#std_1_1istream__iterator_3_01___tp_00_01___char_t_00_01___traits_00_01___dist_01_4_inherit__map" alt="Inheritance graph"/></div> <map name="std_1_1istream__iterator_3_01___tp_00_01___char_t_00_01___traits_00_01___dist_01_4_inherit__map" id="std_1_1istream__iterator_3_01___tp_00_01___char_t_00_01___traits_00_01___dist_01_4_inherit__map"> <area shape="rect" id="node2" href="a00260.html" title="std::iterator\< input_iterator_tag, _Tp, _Dist, const _Tp *, const _Tp & \>" alt="" coords="5,101,400,131"/><area shape="rect" id="node4" href="a00260.html" title="Common iterator class." alt="" coords="19,5,387,35"/></map> <center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div> <p><a href="a02188.html">List of all members.</a></p> <h2><a name="pub-types"></a> Public Types</h2> <ul> <li><a class="anchor" id="aff5cd46137466fe717373c7f65457e4a"></a><!-- doxytag: member="std::istream_iterator::char_type" ref="aff5cd46137466fe717373c7f65457e4a" args="" --> typedef _CharT <b>char_type</b> <li>typedef _Dist <a class="el" href="a00260.html#a7fc5091a6bee76d7bfc6ece04e4050f9">difference_type</a> <li><a class="anchor" id="a24f004651fe959dd22dd30b2176541e2"></a><!-- doxytag: member="std::istream_iterator::istream_type" ref="a24f004651fe959dd22dd30b2176541e2" args="" --> typedef <a class="el" href="a00250.html">basic_istream</a>< _CharT, <br class="typebreak"/> _Traits > <b>istream_type</b> <li>typedef <a class="el" href="a00525.html">input_iterator_tag</a> <a class="el" href="a00260.html#a3d32527bfebba5c0459df1390cef50a9">iterator_category</a> <li>typedef const _Tp * <a class="el" href="a00260.html#a69bffe0bd881194df5ff48fec79066de">pointer</a> <li>typedef const _Tp & <a class="el" href="a00260.html#abb17838f15d32971ad823036c6593aef">reference</a> <li><a class="anchor" id="a2e931eab8fafadcb1bf1ee137a503d7f"></a><!-- doxytag: member="std::istream_iterator::traits_type" ref="a2e931eab8fafadcb1bf1ee137a503d7f" args="" --> typedef _Traits <b>traits_type</b> <li>typedef _Tp <a class="el" href="a00260.html#af9f36b7adb257959eef192b9282f1284">value_type</a> </ul> <h2><a name="pub-methods"></a> Public Member Functions</h2> <ul> <li>constexpr <a class="el" href="a00572.html#ad21a77186d51771382af6007e650b33c">istream_iterator</a> () <li><a class="el" href="a00572.html#a947cfbb26709a887a3e2b47782d8093f">istream_iterator</a> (<a class="el" href="a00250.html">istream_type</a> &__s) <li><a class="anchor" id="a7a5f240c85d5310ce54571f58e7ae8df"></a><!-- doxytag: member="std::istream_iterator::istream_iterator" ref="a7a5f240c85d5310ce54571f58e7ae8df" args="(const istream_iterator &__obj)" --> <b>istream_iterator</b> (const <a class="el" href="a00572.html">istream_iterator</a> &__obj) <li><a class="anchor" id="a57944153f2e33405d737af57b74fa3e7"></a><!-- doxytag: member="std::istream_iterator::_M_equal" ref="a57944153f2e33405d737af57b74fa3e7" args="(const istream_iterator &__x) const " --> bool <b>_M_equal</b> (const <a class="el" href="a00572.html">istream_iterator</a> &__x) const <li><a class="anchor" id="af36d9f2370871509a6aac457d7f17f20"></a><!-- doxytag: member="std::istream_iterator::operator*" ref="af36d9f2370871509a6aac457d7f17f20" args="() const " --> const _Tp & <b>operator*</b> () const <li><a class="anchor" id="aaa37857ba6c9a0701bf07a8d9afa3d64"></a><!-- doxytag: member="std::istream_iterator::operator++" ref="aaa37857ba6c9a0701bf07a8d9afa3d64" args="()" --> <a class="el" href="a00572.html">istream_iterator</a> & <b>operator++</b> () <li><a class="anchor" id="ac6e34c5c240bff674fac178739770591"></a><!-- doxytag: member="std::istream_iterator::operator++" ref="ac6e34c5c240bff674fac178739770591" args="(int)" --> <a class="el" href="a00572.html">istream_iterator</a> <b>operator++</b> (int) <li><a class="anchor" id="a32ed89817db4349299fce55d43376115"></a><!-- doxytag: member="std::istream_iterator::operator->" ref="a32ed89817db4349299fce55d43376115" args="() const " --> const _Tp * <b>operator-></b> () const </ul> <hr/><a name="details" id="details"></a><h2>Detailed Description</h2> <div class="textblock"><h3>template<typename _Tp, typename _CharT = char, typename _Traits = char_traits<_CharT>, typename _Dist = ptrdiff_t><br/> class std::istream_iterator< _Tp, _CharT, _Traits, _Dist ></h3> <p>Provides input iterator semantics for streams. </p> <p>Definition at line <a class="el" href="a01070_source.html#l00049">49</a> of file <a class="el" href="a01070_source.html">stream_iterator.h</a>.</p> </div><hr/><h2>Member Typedef Documentation</h2> <a class="anchor" id="a7fc5091a6bee76d7bfc6ece04e4050f9"></a><!-- doxytag: member="std::istream_iterator::difference_type" ref="a7fc5091a6bee76d7bfc6ece04e4050f9" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef _Dist <a class="el" href="a00260.html">std::iterator</a>< <a class="el" href="a00525.html">input_iterator_tag</a> , _Tp, _Dist , const _Tp * , const _Tp & >::<a class="el" href="a00260.html#a7fc5091a6bee76d7bfc6ece04e4050f9">difference_type</a><code> [inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Distance between iterators is represented as this type. </p> <p>Definition at line <a class="el" href="a01054_source.html#l00126">126</a> of file <a class="el" href="a01054_source.html">stl_iterator_base_types.h</a>.</p> </div> </div> <a class="anchor" id="a3d32527bfebba5c0459df1390cef50a9"></a><!-- doxytag: member="std::istream_iterator::iterator_category" ref="a3d32527bfebba5c0459df1390cef50a9" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef <a class="el" href="a00525.html">input_iterator_tag</a> <a class="el" href="a00260.html">std::iterator</a>< <a class="el" href="a00525.html">input_iterator_tag</a> , _Tp, _Dist , const _Tp * , const _Tp & >::<a class="el" href="a00525.html">iterator_category</a><code> [inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>One of the <a class="el" href="a01202.html">tag types</a>. </p> <p>Definition at line <a class="el" href="a01054_source.html#l00122">122</a> of file <a class="el" href="a01054_source.html">stl_iterator_base_types.h</a>.</p> </div> </div> <a class="anchor" id="a69bffe0bd881194df5ff48fec79066de"></a><!-- doxytag: member="std::istream_iterator::pointer" ref="a69bffe0bd881194df5ff48fec79066de" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef const _Tp * <a class="el" href="a00260.html">std::iterator</a>< <a class="el" href="a00525.html">input_iterator_tag</a> , _Tp, _Dist , const _Tp * , const _Tp & >::<a class="el" href="a00260.html#a69bffe0bd881194df5ff48fec79066de">pointer</a><code> [inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>This type represents a pointer-to-value_type. </p> <p>Definition at line <a class="el" href="a01054_source.html#l00128">128</a> of file <a class="el" href="a01054_source.html">stl_iterator_base_types.h</a>.</p> </div> </div> <a class="anchor" id="abb17838f15d32971ad823036c6593aef"></a><!-- doxytag: member="std::istream_iterator::reference" ref="abb17838f15d32971ad823036c6593aef" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef const _Tp & <a class="el" href="a00260.html">std::iterator</a>< <a class="el" href="a00525.html">input_iterator_tag</a> , _Tp, _Dist , const _Tp * , const _Tp & >::<a class="el" href="a00260.html#abb17838f15d32971ad823036c6593aef">reference</a><code> [inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>This type represents a reference-to-value_type. </p> <p>Definition at line <a class="el" href="a01054_source.html#l00130">130</a> of file <a class="el" href="a01054_source.html">stl_iterator_base_types.h</a>.</p> </div> </div> <a class="anchor" id="af9f36b7adb257959eef192b9282f1284"></a><!-- doxytag: member="std::istream_iterator::value_type" ref="af9f36b7adb257959eef192b9282f1284" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef _Tp <a class="el" href="a00260.html">std::iterator</a>< <a class="el" href="a00525.html">input_iterator_tag</a> , _Tp, _Dist , const _Tp * , const _Tp & >::<a class="el" href="a00260.html#af9f36b7adb257959eef192b9282f1284">value_type</a><code> [inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>The type "pointed to" by the iterator. </p> <p>Definition at line <a class="el" href="a01054_source.html#l00124">124</a> of file <a class="el" href="a01054_source.html">stl_iterator_base_types.h</a>.</p> </div> </div> <hr/><h2>Constructor & Destructor Documentation</h2> <a class="anchor" id="ad21a77186d51771382af6007e650b33c"></a><!-- doxytag: member="std::istream_iterator::istream_iterator" ref="ad21a77186d51771382af6007e650b33c" args="()" --> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp, typename _CharT = char, typename _Traits = char_traits<_CharT>, typename _Dist = ptrdiff_t> </div> <table class="memname"> <tr> <td class="memname">constexpr <a class="el" href="a00572.html">std::istream_iterator</a>< _Tp, _CharT, _Traits, _Dist >::<a class="el" href="a00572.html">istream_iterator</a> </td> <td>(</td> <td class="paramname"></td><td>)</td> <td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Construct end of input stream iterator. </p> <p>Definition at line <a class="el" href="a01070_source.html#l00064">64</a> of file <a class="el" href="a01070_source.html">stream_iterator.h</a>.</p> </div> </div> <a class="anchor" id="a947cfbb26709a887a3e2b47782d8093f"></a><!-- doxytag: member="std::istream_iterator::istream_iterator" ref="a947cfbb26709a887a3e2b47782d8093f" args="(istream_type &__s)" --> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Tp, typename _CharT = char, typename _Traits = char_traits<_CharT>, typename _Dist = ptrdiff_t> </div> <table class="memname"> <tr> <td class="memname"><a class="el" href="a00572.html">std::istream_iterator</a>< _Tp, _CharT, _Traits, _Dist >::<a class="el" href="a00572.html">istream_iterator</a> </td> <td>(</td> <td class="paramtype"><a class="el" href="a00250.html">istream_type</a> & </td> <td class="paramname"><em>__s</em></td><td>)</td> <td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Construct start of input stream iterator. </p> <p>Definition at line <a class="el" href="a01070_source.html#l00068">68</a> of file <a class="el" href="a01070_source.html">stream_iterator.h</a>.</p> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="a01070_source.html">stream_iterator.h</a></li> </ul> </div> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="a01137.html">std</a> </li> <li class="navelem"><a class="el" href="a00572.html">istream_iterator</a> </li> <li class="footer">Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </li> </ul> </div> </body> </html>