Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>SAMConnection-&#62;isConnected()</H1
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>    (no version information, might be only in CVS)</P
>SAMConnection-&#62;isConnected()&nbsp;--&nbsp;
   Queries whether a connection is established to a Messaging Server
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NAME="AEN200619"
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><H2
>说明</H2
>class <B
CLASS="classname"
>SAMConnection</B
> { <BR
></BR
>bool <B
CLASS="methodname"
>isConnected</B
> ( void  )<BR
></BR
>}<P
>&#13;   Calling the "isConnected" method on a Connection object will check whether
   the PHP script is connected to a messaging server. No messages can be sent
   or received unless a connection has been established with a Messaging
   server.
  </P
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><A
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><H2
>返回值</H2
><P
>&#13;   This method returns <TT
CLASS="constant"
><B
>TRUE</B
></TT
> if the SAMConnection object is successfully
   connected to a Messaging server or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> otherwise.
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><H2
>范例</H2
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><B
>例 1. Checking whether there us a connection to a Messaging Server</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br /></font><font color="#007700">if (</font><font color="#0000BB">$conn</font><font color="#007700">-&gt;</font><font color="#0000BB">isConnected</font><font color="#007700">()) {<br />&nbsp;&nbsp;echo </font><font color="#DD0000">'Connection is active.'<br /></font><font color="#007700">} else {<br />&nbsp;&nbsp;echo </font><font color="#DD0000">'No active connection!'<br /></font><font color="#007700">}<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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>
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><H2
>参见</H2
><P
>&#13;   <P
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