Imported Upstream version 1.72.0
[platform/upstream/boost.git] / libs / beast / doc / html / beast / ref / boost__beast__buffers_front.html
1 <html>
2 <head>
3 <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
4 <title>buffers_front</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="Chapter&#160;1.&#160;Boost.Beast">
8 <link rel="up" href="../ref.html" title="This Page Intentionally Left Blank 2/2">
9 <link rel="prev" href="boost__beast__buffers_cat_view/value_type.html" title="buffers_cat_view::value_type">
10 <link rel="next" href="boost__beast__buffers_iterator_type.html" title="buffers_iterator_type">
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 href="../../../../../../libs/libraries.htm">Libraries</a></td>
17 <td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
18 <td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
19 <td align="center"><a href="../../../../../../more/index.htm">More</a></td>
20 </tr></table>
21 <hr>
22 <div class="spirit-nav">
23 <a accesskey="p" href="boost__beast__buffers_cat_view/value_type.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../ref.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="boost__beast__buffers_iterator_type.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
24 </div>
25 <div class="section">
26 <div class="titlepage"><div><div><h4 class="title">
27 <a name="beast.ref.boost__beast__buffers_front"></a><a class="link" href="boost__beast__buffers_front.html" title="buffers_front">buffers_front</a>
28 </h4></div></div></div>
29 <p>
30         <a class="indexterm" name="idm45873512416016"></a>
31 Returns the first buffer in a buffer sequence.
32       </p>
33 <h5>
34 <a name="beast.ref.boost__beast__buffers_front.h0"></a>
35         <span class="phrase"><a name="beast.ref.boost__beast__buffers_front.synopsis"></a></span><a class="link" href="boost__beast__buffers_front.html#beast.ref.boost__beast__buffers_front.synopsis">Synopsis</a>
36       </h5>
37 <p>
38         Defined in header <code class="literal">&lt;<a href="../../../../../../boost/beast/core/buffers_prefix.hpp" target="_top">boost/beast/core/buffers_prefix.hpp</a>&gt;</code>
39       </p>
40 <pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
41     <span class="keyword">class</span> <a class="link" href="../concepts/BufferSequence.html" title="BufferSequence"><span class="emphasis"><em>BufferSequence</em></span></a><span class="special">&gt;</span>
42 <span class="identifier">buffers_type</span><span class="special">&lt;</span> <span class="identifier">BufferSequence</span> <span class="special">&gt;</span>
43 <span class="identifier">buffers_front</span><span class="special">(</span>
44     <span class="identifier">BufferSequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">buffers</span><span class="special">);</span>
45 </pre>
46 <h5>
47 <a name="beast.ref.boost__beast__buffers_front.h1"></a>
48         <span class="phrase"><a name="beast.ref.boost__beast__buffers_front.description"></a></span><a class="link" href="boost__beast__buffers_front.html#beast.ref.boost__beast__buffers_front.description">Description</a>
49       </h5>
50 <p>
51         This returns the first buffer in the buffer sequence. If the buffer sequence
52         is an empty range, the returned buffer will have a zero buffer size.
53       </p>
54 <h5>
55 <a name="beast.ref.boost__beast__buffers_front.h2"></a>
56         <span class="phrase"><a name="beast.ref.boost__beast__buffers_front.parameters"></a></span><a class="link" href="boost__beast__buffers_front.html#beast.ref.boost__beast__buffers_front.parameters">Parameters</a>
57       </h5>
58 <div class="informaltable"><table class="table">
59 <colgroup>
60 <col>
61 <col>
62 </colgroup>
63 <thead><tr>
64 <th>
65                 <p>
66                   Name
67                 </p>
68               </th>
69 <th>
70                 <p>
71                   Description
72                 </p>
73               </th>
74 </tr></thead>
75 <tbody><tr>
76 <td>
77                 <p>
78                   <code class="computeroutput"><span class="identifier">buffers</span></code>
79                 </p>
80               </td>
81 <td>
82                 <p>
83                   The buffer sequence. If the sequence is mutable, the returned buffer
84                   sequence will also be mutable. Otherwise, the returned buffer sequence
85                   will be constant.
86                 </p>
87               </td>
88 </tr></tbody>
89 </table></div>
90 <p>
91         Convenience header <code class="literal">&lt;<a href="../../../../../../boost/beast/core.hpp" target="_top">boost/beast/core.hpp</a>&gt;</code>
92       </p>
93 </div>
94 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
95 <td align="left"></td>
96 <td align="right"><div class="copyright-footer">Copyright &#169; 2016-2019 Vinnie
97       Falco<p>
98         Distributed under the Boost Software License, Version 1.0. (See accompanying
99         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>)
100       </p>
101 </div></td>
102 </tr></table>
103 <hr>
104 <div class="spirit-nav">
105 <a accesskey="p" href="boost__beast__buffers_cat_view/value_type.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../ref.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="boost__beast__buffers_iterator_type.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
106 </div>
107 </body>
108 </html>