SunshinePHP Developer Conference 2015

SAMConnection::subscribe

(PECL sam >= 0.1.0)

SAMConnection::subscribe Create a subscription to a specified topic.

Description

string SAMConnection::subscribe ( string $targetTopic )

The "subscribe" method is used to create a new subscription to a specified topic.

Parameters

targetTopic

The identity of the topic (topic://topicname) to subscribe to.

Return Values

A subscription identifier that can be used in a subsequent receive call as a selector to obtain any topic data or FALSE if an error occurred. The subscription identifier should be used in the receive call in place of the simple topic name.

Examples

Example #1 Subscribe to a topic

<?php
$subid 
$conn->subscribe('topic://A');
if (!
$subid) {
  
// The subscribe failed!
  
echo "Subscribe failed ($conn->errno$conn->error";
}
?>

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