msg_queue_exists
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
msg_queue_exists — Check whether a message queue exists
Description
msg_queue_exists(int $key): bool
Checks whether the message queue key exists.
Parameters
-
key -
Queue key.
Return Values
Returns true on success or false on failure.
See Also
- msg_remove_queue() - Destroy a message queue
- msg_receive() - Receive a message from a message queue
- msg_stat_queue() - Returns information from the message queue data structure
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https://www.php.net/manual/en/function.msg-queue-exists.php
