PHP 7.1.21 Released

SAMConnection::unsubscribe

(PECL sam >= 0.1.0)

SAMConnection::unsubscribe Cancel a subscription to a specified topic

说明

bool SAMConnection::unsubscribe ( string $subscriptionId [, string $targetTopic ] )

The "unsubscribe" method is used to delete an existing subscription to a specified topic.

参数

subscriptionId

The identifier of an existing subscription as returned by a call to the subscribe method.

返回值

This method returns FALSE if an error occurs.

范例

Example #1 Delete a subscription

<?php
if (!$conn->unsubscribe($subid)) {
    
// The unsubscribe failed!
    
echo "Unsubscribe failed ($conn->errno$conn->error";
}
?>

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