Semaphore, Shared Memory and IPC Functions
PHP Manual

msg_queue_exists

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msg_queue_exists — Check wether a message queue exists

Description

bool msg_queue_exists ( int $key )

Checks wether the message queue key exists.

Parameters

key

Queue key.

Return Values

Returns TRUE on success or FALSE on failure.

See Also


Semaphore, Shared Memory and IPC Functions
PHP Manual