msg_queue_exists
(PHP 5 >= 5.3.0, PHP 7)
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
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.msg-queue-exists.php