1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_static_string::rfind (3 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="overload2.html" title="basic_static_string::rfind (2 of 5 overloads)"> 10<link rel="next" href="overload4.html" title="basic_static_string::rfind (4 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.overload3"></a><a class="link" href="overload3.html" title="basic_static_string::rfind (3 of 5 overloads)">basic_static_string::rfind 28 (3 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.overload3.h0"></a> 35 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.synopsis"></a></span><a class="link" href="overload3.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.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> 41 <span class="identifier">size_type</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 42</pre> 43<h6> 44<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.h1"></a> 45 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.description"></a></span><a class="link" href="overload3.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.description">Description</a> 46 </h6> 47<p> 48 Finds the last occurrence of the string pointed to by <code class="computeroutput"><span class="identifier">s</span></code> 49 within the string starting before or at the index <code class="computeroutput"><span class="identifier">pos</span></code>. 50 </p> 51<h6> 52<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.h2"></a> 53 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.complexity"></a></span><a class="link" href="overload3.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.complexity">Complexity</a> 54 </h6> 55<p> 56 Linear. 57 </p> 58<h6> 59<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.h3"></a> 60 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.return_value"></a></span><a class="link" href="overload3.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.return_value">Return 61 Value</a> 62 </h6> 63<p> 64 The highest index <code class="computeroutput"><span class="identifier">idx</span></code> 65 less than or equal to <code class="computeroutput"><span class="identifier">pos</span></code> 66 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">n</span><span class="special">)</span></code> 67 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> 68 + 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> 69 + idx + n) 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. 70 </p> 71<h6> 72<a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.h4"></a> 73 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.parameters"></a></span><a class="link" href="overload3.html#static_string.ref.boost__static_strings__basic_static_string.rfind.overload3.parameters">Parameters</a> 74 </h6> 75<div class="informaltable"><table class="table"> 76<colgroup> 77<col> 78<col> 79</colgroup> 80<thead><tr> 81<th> 82 <p> 83 Name 84 </p> 85 </th> 86<th> 87 <p> 88 Description 89 </p> 90 </th> 91</tr></thead> 92<tbody> 93<tr> 94<td> 95 <p> 96 <code class="computeroutput"><span class="identifier">s</span></code> 97 </p> 98 </td> 99<td> 100 <p> 101 The string to search for. 102 </p> 103 </td> 104</tr> 105<tr> 106<td> 107 <p> 108 <code class="computeroutput"><span class="identifier">pos</span></code> 109 </p> 110 </td> 111<td> 112 <p> 113 The index to start searching at. 114 </p> 115 </td> 116</tr> 117<tr> 118<td> 119 <p> 120 <code class="computeroutput"><span class="identifier">n</span></code> 121 </p> 122 </td> 123<td> 124 <p> 125 The length of the string to search for. 126 </p> 127 </td> 128</tr> 129</tbody> 130</table></div> 131</div> 132<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 133<td align="left"></td> 134<td align="right"><div class="copyright-footer">Copyright © 2019, 2020 Krystian Stasiowski<br>Copyright © 2016-2019 Vinnie 135 Falco<p> 136 Distributed under the Boost Software License, Version 1.0. (See accompanying 137 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>) 138 </p> 139</div></td> 140</tr></table> 141<hr> 142<div class="spirit-nav"> 143<a accesskey="p" href="overload2.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="overload4.html"><img src="../../../../../../../../doc/src/images/next.png" alt="Next"></a> 144</div> 145</body> 146</html> 147
