1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_static_string::at (1 of 2 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="../at.html" title="basic_static_string::at"> 9<link rel="prev" href="../at.html" title="basic_static_string::at"> 10<link rel="next" href="overload2.html" title="basic_static_string::at (2 of 2 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 align="center"><a 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class="link" href="overload1.html" title="basic_static_string::at (1 of 2 overloads)">basic_static_string::at 28 (1 of 2 overloads)</a> 29</h5></div></div></div> 30<p> 31 Access a character with bounds checking. 32 </p> 33<h6> 34<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h0"></a> 35 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.synopsis"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.synopsis">Synopsis</a> 36 </h6> 37<pre class="programlisting"><span class="keyword">constexpr</span> <span class="identifier">reference</span> 38<span class="identifier">at</span><span class="special">(</span> 39 <span class="identifier">size_type</span> <span class="identifier">pos</span><span class="special">);</span> 40</pre> 41<h6> 42<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h1"></a> 43 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.description"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.description">Description</a> 44 </h6> 45<p> 46 Returns a reference to the character at index <code class="computeroutput"><span class="identifier">pos</span></code>. 47 </p> 48<h6> 49<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h2"></a> 50 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.complexity"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.complexity">Complexity</a> 51 </h6> 52<p> 53 Constant. 54 </p> 55<h6> 56<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h3"></a> 57 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.exception_safety"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.exception_safety">Exception 58 Safety</a> 59 </h6> 60<p> 61 Strong guarantee. 62 </p> 63<h6> 64<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h4"></a> 65 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.parameters"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.parameters">Parameters</a> 66 </h6> 67<div class="informaltable"><table class="table"> 68<colgroup> 69<col> 70<col> 71</colgroup> 72<thead><tr> 73<th> 74 <p> 75 Name 76 </p> 77 </th> 78<th> 79 <p> 80 Description 81 </p> 82 </th> 83</tr></thead> 84<tbody><tr> 85<td> 86 <p> 87 <code class="computeroutput"><span class="identifier">pos</span></code> 88 </p> 89 </td> 90<td> 91 <p> 92 The index to access. 93 </p> 94 </td> 95</tr></tbody> 96</table></div> 97<h6> 98<a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.h5"></a> 99 <span class="phrase"><a name="static_string.ref.boost__static_strings__basic_static_string.at.overload1.exceptions"></a></span><a class="link" href="overload1.html#static_string.ref.boost__static_strings__basic_static_string.at.overload1.exceptions">Exceptions</a> 100 </h6> 101<div class="informaltable"><table class="table"> 102<colgroup> 103<col> 104<col> 105</colgroup> 106<thead><tr> 107<th> 108 <p> 109 Type 110 </p> 111 </th> 112<th> 113 <p> 114 Thrown On 115 </p> 116 </th> 117</tr></thead> 118<tbody><tr> 119<td> 120 <p> 121 <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">out_of_range</span></code> 122 </p> 123 </td> 124<td> 125 <p> 126 pos >= <a class="link" href="../size.html" title="basic_static_string::size"><code class="computeroutput"><span class="identifier">size</span><span class="special">()</span></code></a> 127 </p> 128 </td> 129</tr></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="../at.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../at.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="overload2.html"><img src="../../../../../../../../doc/src/images/next.png" alt="Next"></a> 144</div> 145</body> 146</html> 147
