1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_stream::write_some (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="Chapter 1. Boost.Beast"> 8<link rel="up" href="../write_some.html" title="basic_stream::write_some"> 9<link rel="prev" href="../write_some.html" title="basic_stream::write_some"> 10<link rel="next" href="overload2.html" title="basic_stream::write_some (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 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="../write_some.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../write_some.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> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h6 class="title"> 27<a name="beast.ref.boost__beast__basic_stream.write_some.overload1"></a><a class="link" href="overload1.html" title="basic_stream::write_some (1 of 2 overloads)">basic_stream::write_some 28 (1 of 2 overloads)</a> 29</h6></div></div></div> 30<p> 31 Write some data. 32 </p> 33<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h0"></a> 34 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.synopsis"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.synopsis">Synopsis</a> 35 </h7><pre class="programlisting"><span class="keyword">template</span><span class="special"><</span> 36 <span class="keyword">class</span> <a href="../../../../../../../../doc/html/boost_asio/reference/ConstBufferSequence.html" target="_top"><span class="emphasis"><em>ConstBufferSequence</em></span></a><span class="special">></span> 37<span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> 38<span class="identifier">write_some</span><span class="special">(</span> 39 <span class="identifier">ConstBufferSequence</span> <span class="keyword">const</span><span class="special">&</span> <span class="identifier">buffers</span><span class="special">);</span> 40</pre> 41<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h1"></a> 42 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.description"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.description">Description</a> 43 </h7><p> 44 This function is used to write some data to the stream. The call blocks 45 until one of the following is true: 46 </p> 47<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> 48<li class="listitem"> 49 One or more bytes are written to the stream. 50 </li> 51<li class="listitem"> 52 An error occurs. 53 </li> 54</ul></div> 55<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h2"></a> 56 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.parameters"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.parameters">Parameters</a> 57 </h7><div class="informaltable"><table class="table"> 58<colgroup> 59<col> 60<col> 61</colgroup> 62<thead><tr> 63<th> 64 <p> 65 Name 66 </p> 67 </th> 68<th> 69 <p> 70 Description 71 </p> 72 </th> 73</tr></thead> 74<tbody><tr> 75<td> 76 <p> 77 <code class="computeroutput"><span class="identifier">buffers</span></code> 78 </p> 79 </td> 80<td> 81 <p> 82 The buffers from which the data will be written. If the size 83 of the buffers is zero bytes, the call always returns immediately 84 with no error. 85 </p> 86 </td> 87</tr></tbody> 88</table></div> 89<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h3"></a> 90 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.return_value"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.return_value">Return 91 Value</a> 92 </h7><p> 93 The number of bytes written. 94 </p> 95<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h4"></a> 96 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.exceptions"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.exceptions">Exceptions</a> 97 </h7><div class="informaltable"><table class="table"> 98<colgroup> 99<col> 100<col> 101</colgroup> 102<thead><tr> 103<th> 104 <p> 105 Type 106 </p> 107 </th> 108<th> 109 <p> 110 Thrown On 111 </p> 112 </th> 113</tr></thead> 114<tbody><tr> 115<td> 116 <p> 117 <code class="computeroutput"><span class="identifier">system_error</span></code> 118 </p> 119 </td> 120<td> 121 <p> 122 Thrown on failure. 123 </p> 124 </td> 125</tr></tbody> 126</table></div> 127<h7><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.h5"></a> 128 <span class="phrase"><a name="beast.ref.boost__beast__basic_stream.write_some.overload1.remarks"></a></span><a class="link" href="overload1.html#beast.ref.boost__beast__basic_stream.write_some.overload1.remarks">Remarks</a> 129 </h7><p> 130 The <code class="computeroutput"><span class="identifier">write_some</span></code> operation 131 may not transmit all of the requested number of bytes. Consider using 132 the function <a class="link" href="../../boost__beast__file_mode.html" title="file_mode"><code class="computeroutput"><span class="identifier">net</span><span class="special">::</span><span class="identifier">write</span></code></a> if you need to ensure 133 that the requested amount of data is written before the blocking operation 134 completes. 135 </p> 136</div> 137<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 138<td align="left"></td> 139<td align="right"><div class="copyright-footer">Copyright © 2016-2019 Vinnie 140 Falco<p> 141 Distributed under the Boost Software License, Version 1.0. (See accompanying 142 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>) 143 </p> 144</div></td> 145</tr></table> 146<hr> 147<div class="spirit-nav"> 148<a accesskey="p" href="../write_some.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../write_some.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> 149</div> 150</body> 151</html> 152
