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152 lines
4.7 KiB
HTML
152 lines
4.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Sends data to a connected socket</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.socket-send" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">socket_send</h1>
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<p class="verinfo">(PHP 4 >= 4.1.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">socket_send</span> — <span class="dc-title">Sends data to a connected socket</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.socket-send-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>socket_send</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$socket</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$buf</code></span>
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, <span class="methodparam"><span class="type">int</span> <code class="parameter">$len</code></span>
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, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code></span>
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) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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The function <span class="function"><strong>socket_send()</strong></span> sends
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<code class="parameter">len</code> bytes to the socket
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<code class="parameter">socket</code> from <code class="parameter">buf</code>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.socket-send-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">socket</code></dt>
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<dd>
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<p class="para">
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A valid socket resource created with <span class="function"><a href="socket_create.html" class="function">socket_create()</a></span>
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or <span class="function"><a href="socket_accept.html" class="function">socket_accept()</a></span>.
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</p>
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</dd>
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<dt>
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<code class="parameter">buf</code></dt>
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<dd>
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<p class="para">
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A buffer containing the data that will be sent to the remote host.
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</p>
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</dd>
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<dt>
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<code class="parameter">len</code></dt>
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<dd>
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<p class="para">
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The number of bytes that will be sent to the remote host from
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<code class="parameter">buf</code>.
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</p>
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</dd>
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<dt>
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<code class="parameter">flags</code></dt>
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<dd>
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<p class="para">
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The value of <code class="parameter">flags</code> can be any combination of
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the following flags, joined with the binary OR (<em>|</em>)
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operator.
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<table class="doctable table">
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<caption><strong>Possible values for <code class="parameter">flags</code></strong></caption>
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<tbody class="tbody">
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<tr>
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<td><strong><code>MSG_OOB</code></strong></td>
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<td>
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Send OOB (out-of-band) data.
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</td>
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</tr>
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<tr>
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<td><strong><code>MSG_EOR</code></strong></td>
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<td>
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Indicate a record mark. The sent data completes the record.
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</td>
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</tr>
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<tr>
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<td><strong><code>MSG_EOF</code></strong></td>
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<td>
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Close the sender side of the socket and include an appropriate
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notification of this at the end of the sent data. The sent data
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completes the transaction.
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</td>
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</tr>
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<tr>
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<td><strong><code>MSG_DONTROUTE</code></strong></td>
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<td>
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Bypass routing, use direct interface.
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</td>
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</tr>
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</tbody>
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</table>
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.socket-send-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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<span class="function"><strong>socket_send()</strong></span> returns the number of bytes sent, or <strong><code>FALSE</code></strong> on error.
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.socket-send-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="socket_sendto.html" class="function" rel="rdfs-seeAlso">socket_sendto()</a> - Sends a message to a socket, whether it is connected or not</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |