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(PECL sam >= 0.1.0)
SAMConnection->isConnected — Queries whether a connection is established to a Messaging Server
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.
This method returns TRUE if the SAMConnection object is successfully connected to a Messaging server or FALSE otherwise.
Beispiel #1 Checking whether there us a connection to a Messaging Server
<?php
if ($conn->isConnected()) {
echo 'Connection is active.';
} else {
echo 'No active connection!';
}
?>
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