<HTML ><HEAD ><TITLE >msg_get_queue</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Semaphore, Shared Memory and IPC Functions" HREF="ref.sem.html"><LINK REL="PREVIOUS" TITLE="ftok" HREF="function.ftok.html"><LINK REL="NEXT" TITLE="msg_receive" HREF="function.msg-receive.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.ftok.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.msg-receive.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.msg-get-queue" ></A >msg_get_queue</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN82322" ></A ><P > (PHP 4 >= 4.3.0)</P >msg_get_queue -- Create or attach to a message queue </DIV ><DIV CLASS="refsect1" ><A NAME="AEN82325" ></A ><H2 >Description</H2 >int <B CLASS="methodname" >msg_get_queue</B > ( int key [, int perms])<BR ></BR ><P > <B CLASS="function" >msg_get_queue()</B > returns an id that can be used to access the System V message queue with the given <TT CLASS="parameter" ><I >key</I ></TT >. The first call creates the message queue with the optional <TT CLASS="parameter" ><I >perms</I ></TT > (default: 0666). A second call to <B CLASS="function" >msg_get_queue()</B > for the same <TT CLASS="parameter" ><I >key</I ></TT > will return a different message queue identifier, but both identifiers access the same underlying message queue. If the message queue already exists, the <TT CLASS="parameter" ><I >perms</I ></TT > will be ignored. </P ><P > See also: <A HREF="function.msg-remove-queue.html" ><B CLASS="function" >msg_remove_queue()</B ></A >, <A HREF="function.msg-receive.html" ><B CLASS="function" >msg_receive()</B ></A >, <A HREF="function.msg-send.html" ><B CLASS="function" >msg_send()</B ></A >, <A HREF="function.msg-stat-queue.html" ><B CLASS="function" >msg_stat_queue()</B ></A > and <A HREF="function.msg-set-queue.html" ><B CLASS="function" >msg_set_queue()</B ></A >. </P ><P > This function was introduced in PHP 4.3.0 (not yet released). </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.ftok.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.msg-receive.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >ftok</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.sem.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >msg_receive</TD ></TR ></TABLE ></DIV ></BODY ></HTML >