(PECL sam >= 0.1.0)
SAMConnection->peek — Read a message from a queue without removing it from the queue.
The identity of the queue from which to peek the message.
An optional associative array of properties describing other parameters to control the peek operation.
| Property name | Possible values |
|---|---|
| SAM_CORRELID | This is the target correlation id string of the message. This would typically have been returned by a "send" request. |
| SAM_MESSAGEID | This is the message id string of the message which is to be peeked. |
This method returns a SAMMessage object or FALSE if an error occurs.
Пример #1 Retrieve the next message from a queue without removing it
<?php
$msg = $conn->peek('queue://receive/test');
if (!$msg) {
// The peek failed!
echo "Peek failed ($conn->errno) $conn->error";
}
?>
Пример #2 Retrieve a specific message from a queue without removing it from the queue
<?php
$msg = $conn->peek('queue://receive/test', array(SAM_MESSAGEID => $messageId));
?>