GoLang SAMConnection::subscribe

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PHP SAMConnection::subscribe

PHP original manual for SAMConnection::subscribe [ show | php.net ]

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";
}
?>