1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_static_string::rfind (4 of 5 overloads)</title> 5<link rel="stylesheet" href="../../../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../../../index.html" title="Boost.StaticString"> 8<link rel="up" href="../rfind.html" title="basic_static_string::rfind"> 9<link rel="prev" href="overload3.html" title="basic_static_string::rfind (3 of 5 overloads)"> 10<link rel="next" href="overload5.html" title="basic_static_string::rfind (5 of 5 overloads)"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../../../../index.html">Home</a></td> 16<td 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name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4"></a><a class="link" href="overload4.html" title="basic_static_string::rfind (4 of 5 overloads)">basic_static_string::rfind 28 (4 of 5 overloads)</a> 29</h5></div></div></div> 30<p> 31 Find the last occurrence of a string within the string. 32 </p> 33<h6> 34<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.h0"></a> 35 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.synopsis"></a></span><a class="link" href="overload4.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.synopsis">Synopsis</a> 36 </h6> 37<pre class="programlisting"><span class="keyword">constexpr</span> <span class="identifier">size_type</span> 38<span class="identifier">rfind</span><span class="special">(</span> 39 <span class="identifier">const_pointer</span> <span class="identifier">s</span><span class="special">,</span> 40 <span class="identifier">size_type</span> <span class="identifier">pos</span> <span class="special">=</span> <a class="link" href="../npos.html" title="basic_static_string::npos">npos</a><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 41</pre> 42<h6> 43<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.h1"></a> 44 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.description"></a></span><a class="link" href="overload4.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.description">Description</a> 45 </h6> 46<p> 47 Finds the last occurrence of the string pointed to by <code class="computeroutput"><span class="identifier">s</span></code> 48 of length <code class="computeroutput"><span class="identifier">count</span></code> within 49 the string starting before or at the index <code class="computeroutput"><span class="identifier">pos</span></code>, 50 where <code class="computeroutput"><span class="identifier">count</span></code> is <code class="computeroutput"><span class="identifier">traits_type</span><span class="special">::</span><span class="identifier">length</span><span class="special">(</span><span class="identifier">s</span><span class="special">)</span></code>. 51 </p> 52<h6> 53<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.h2"></a> 54 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.complexity"></a></span><a class="link" href="overload4.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.complexity">Complexity</a> 55 </h6> 56<p> 57 Linear. 58 </p> 59<h6> 60<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.h3"></a> 61 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.return_value"></a></span><a class="link" href="overload4.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.return_value">Return 62 Value</a> 63 </h6> 64<p> 65 The highest index <code class="computeroutput"><span class="identifier">idx</span></code> 66 less than or equal to <code class="computeroutput"><span class="identifier">pos</span></code> 67 where each element of <code class="computeroutput"><span class="special">{</span><span class="identifier">s</span><span class="special">,</span> <span class="identifier">s</span> <span class="special">+</span> <span class="identifier">count</span><span class="special">)</span></code> 68 is equal to that of {<a class="link" href="../begin/overload1.html" title="basic_static_string::begin (1 of 2 overloads)"><code class="computeroutput"><span class="identifier">begin</span><span class="special">()</span></code></a> 69 + idx, <a class="link" href="../begin/overload1.html" title="basic_static_string::begin (1 of 2 overloads)"><code class="computeroutput"><span class="identifier">begin</span><span class="special">()</span></code></a> 70 + idx + count) if one exists, and <a class="link" href="../npos.html" title="basic_static_string::npos"><code class="computeroutput"><span class="identifier">npos</span></code></a> otherwise. 71 </p> 72<h6> 73<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.h4"></a> 74 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.parameters"></a></span><a class="link" href="overload4.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload4.parameters">Parameters</a> 75 </h6> 76<div class="informaltable"><table class="table"> 77<colgroup> 78<col> 79<col> 80</colgroup> 81<thead><tr> 82<th> 83 <p> 84 Name 85 </p> 86 </th> 87<th> 88 <p> 89 Description 90 </p> 91 </th> 92</tr></thead> 93<tbody> 94<tr> 95<td> 96 <p> 97 <code class="computeroutput"><span class="identifier">s</span></code> 98 </p> 99 </td> 100<td> 101 <p> 102 The string to search for. 103 </p> 104 </td> 105</tr> 106<tr> 107<td> 108 <p> 109 <code class="computeroutput"><span class="identifier">pos</span></code> 110 </p> 111 </td> 112<td> 113 <p> 114 The index to stop searching at. The default argument for this 115 parameter is <a class="link" href="../npos.html" title="basic_static_string::npos"><code class="computeroutput"><span class="identifier">npos</span></code></a>. 116 </p> 117 </td> 118</tr> 119</tbody> 120</table></div> 121</div> 122<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 123<td align="left"></td> 124<td align="right"><div class="copyright-footer">Copyright © 2019, 2020 Krystian Stasiowski<br>Copyright © 2016-2019 Vinnie 125 Falco<p> 126 Distributed under the Boost Software License, Version 1.0. (See accompanying 127 file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) 128 </p> 129</div></td> 130</tr></table> 131<hr> 132<div class="spirit-nav"> 133<a accesskey="p" href="overload3.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../rfind.html"><img src="../../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="overload5.html"><img src="../../../../../../../../doc/src/images/next.png" alt="Next"></a> 134</div> 135</body> 136</html> 137
