📄 function.msg-get-queue.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Create or attach to a message queue</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ftok.html">ftok</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.msg-queue-exists.html">msg_queue_exists</a></div> <div class="up"><a href="ref.sem.html">Semaphore Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.msg-get-queue" class="refentry"> <div class="refnamediv"> <h1 class="refname">msg_get_queue</h1> <p class="verinfo">(PHP 4 >= 4.3.0, PHP 5)</p><p class="refpurpose"><span class="refname">msg_get_queue</span> — <span class="dc-title">Create or attach to a message queue</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">resource</span> <span class="methodname"><b><b>msg_get_queue</b></b></span> ( <span class="methodparam"><span class="type">int</span> <tt class="parameter">$key</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$perms</tt></span> ] )</div> <p class="para rdfs-comment"> <b>msg_get_queue()</b> returns an id that can be used to access the System V message queue with the given <i><tt class="parameter">key</tt></i>. The first call creates the message queue with the optional <i><tt class="parameter">perms</tt></i>. A second call to <b>msg_get_queue()</b> for the same <i><tt class="parameter">key</tt></i> will return a different message queue identifier, but both identifiers access the same underlying message queue. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">key</tt></i></span> <dd> <p class="para"> Message queue numeric ID </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">perms</tt></i></span> <dd> <p class="para"> Queue permissions. Default to 0666. If the message queue already exists, the <i><tt class="parameter">perms</tt></i> will be ignored. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns a resource handle that can be used to access the System V message queue. </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.msg-remove-queue.html" class="function" rel="rdfs-seeAlso">msg_remove_queue()</a></li> <li class="member"><a href="function.msg-receive.html" class="function" rel="rdfs-seeAlso">msg_receive()</a></li> <li class="member"><a href="function.msg-send.html" class="function" rel="rdfs-seeAlso">msg_send()</a></li> <li class="member"><a href="function.msg-stat-queue.html" class="function" rel="rdfs-seeAlso">msg_stat_queue()</a></li> <li class="member"><a href="function.msg-set-queue.html" class="function" rel="rdfs-seeAlso">msg_set_queue()</a></li> </ul> </p> </div> </div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ftok.html">ftok</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.msg-queue-exists.html">msg_queue_exists</a></div> <div class="up"><a href="ref.sem.html">Semaphore Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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