msg_queue_exists

PHP 5 >= 5.3.0, PHP 7, PHP 8
msg_queue_exists - Check whether a message queue exists
Manual

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.

Related Functions

Function msg_queue_exists:

  • Manual

Semaphore, Shared Memory and IPC Functions

Most used PHP functions