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144 lines
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HTML
144 lines
6.1 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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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Sends a message to a socket, whether it is connected or not</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.stream-socket-sendto" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">stream_socket_sendto</h1>
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<p class="verinfo">(PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">stream_socket_sendto</span> — <span class="dc-title">Sends a message to a socket, whether it is connected or not </span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.stream-socket-sendto-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>stream_socket_sendto</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$socket</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$address</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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Sends the specified <code class="parameter">data</code> through the
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<code class="parameter">socket</code>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.stream-socket-sendto-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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The socket to send <code class="parameter">data</code> to.
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</p>
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</dd>
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<dt>
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<code class="parameter">data</code></dt>
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<dd>
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<p class="para">
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The data to be sent.
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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
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of the following:
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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>STREAM_OOB</code></strong></td>
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<td>
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Process OOB (out-of-band) data.
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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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<dt>
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<code class="parameter">address</code></dt>
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<dd>
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<p class="para">
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The address specified when the socket stream was created will be used
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unless an alternate address is specified in <code class="parameter">address</code>.
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</p>
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<p class="para">
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If specified, it must be in dotted quad (or [ipv6]) format.
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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.stream-socket-sendto-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a result code, as an integer.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.stream-socket-sendto-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-4841">
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<p><strong>Example #1 <span class="function"><strong>stream_socket_sendto()</strong></span> Example</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* Open a socket to port 1234 on localhost */<br /></span><span style="color: #0000BB">$socket </span><span style="color: #007700">= </span><span style="color: #0000BB">stream_socket_client</span><span style="color: #007700">(</span><span style="color: #DD0000">'tcp://127.0.0.1:1234'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Send ordinary data via ordinary channels. */<br /></span><span style="color: #0000BB">fwrite</span><span style="color: #007700">(</span><span style="color: #0000BB">$socket</span><span style="color: #007700">, </span><span style="color: #DD0000">"Normal data transmit."</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Send more data out of band. */<br /></span><span style="color: #0000BB">stream_socket_sendto</span><span style="color: #007700">(</span><span style="color: #0000BB">$socket</span><span style="color: #007700">, </span><span style="color: #DD0000">"Out of Band data."</span><span style="color: #007700">, </span><span style="color: #0000BB">STREAM_OOB</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Close it up */<br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$socket</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.stream-socket-sendto-seealso">
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<h3 class="title">参见</h3>
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="stream_socket_recvfrom.html" class="function" rel="rdfs-seeAlso">stream_socket_recvfrom()</a> - Receives data from a socket, connected or not</span></li>
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<li class="member"><span class="function"><a href="stream_socket_client.html" class="function" rel="rdfs-seeAlso">stream_socket_client()</a> - Open Internet or Unix domain socket connection</span></li>
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<li class="member"><span class="function"><a href="stream_socket_server.html" class="function" rel="rdfs-seeAlso">stream_socket_server()</a> - Create an Internet or Unix domain server socket</span></li>
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</ul>
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</div>
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</div></div></div></body></html> |