<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >SAMConnection->unsubscribe()</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="SAM - Simple Asynchronous Messaging" HREF="ref.sam.html"><LINK REL="PREVIOUS" TITLE="SAMConnection->subscribe()" HREF="function.samconnection-subscribe.html"><LINK REL="NEXT" TITLE="SAMMessage->body" HREF="function.sammessage-body.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></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" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.samconnection-subscribe.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.sammessage-body.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.samconnection-unsubscribe" ></A >SAMConnection->unsubscribe()</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN196463" ></A ><P > (no version information, might be only in CVS)</P >SAMConnection->unsubscribe() -- Cancel a subscription to a specified topic. </DIV ><DIV CLASS="refsect1" ><A NAME="AEN196466" ></A ><H2 >Descrição</H2 >class <B CLASS="classname" >SAMConnection</B > { <BR ></BR >bool <B CLASS="methodname" >unsubscribe</B > ( string subscriptionId [, string targetTopic] )<BR ></BR >}<P > The "unsubscribe" method is used to delete an existing subscription to a specified topic. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN196481" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >subscriptionId</CODE ></DT ><DD ><P > The identifier of an existing subscription as returned by a call to the subscribe method. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN196490" ></A ><H2 >Valores de retornado</H2 ><P > This method returns <TT CLASS="constant" ><B >FALSE</B ></TT > if an error occurs. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN196494" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN196497" ></A ><P ><B >Exemplo 1. Delete a subscription</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#007700">if (!</font><font color="#0000BB">$conn</font><font color="#007700">-></font><font color="#0000BB">unsubscribe</font><font color="#007700">(</font><font color="#0000BB">$subid</font><font color="#007700">)) {<br /> </font><font color="#FF8000">// The unsubscribe failed!<br /> </font><font color="#007700">echo </font><font color="#DD0000">"Unsubscribe failed ($conn</font><font color="#007700">-></font><font color="#DD0000">errno) $conn</font><font color="#007700">-></font><font color="#DD0000">error"</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN196500" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.samconnection-subscribe.html" >SAMConnection->subscribe()</A ></TD ></TR ></TBODY ></TABLE ><P ></P > </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.samconnection-subscribe.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.sammessage-body.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SAMConnection->subscribe()</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.sam.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SAMMessage->body</TD ></TR ></TABLE ></DIV ></BODY ></HTML >