(PHP 4 >= 4.3.0, PHP 5, PHP 7, PHP 8)
msg_get_queue — Create or attach to a message queue
msg_get_queue() returns an id that can be used to
access the System V message queue with the given
key. The first call creates the message queue with
the optional permissions.
A second call to msg_get_queue() for the same
key will return a different message queue
identifier, but both identifiers access the same underlying message
queue.
keyMessage queue numeric ID
permissions
Queue permissions. Default to 0666. If the message queue already
exists, the permissions will be ignored.
Returns SysvMessageQueue instance that can be used to access the System V message queue,
或者在失败时返回 false.
| 版本 | 说明 |
|---|---|
| 8.0.0 | On success, this function returns a SysvMessageQueue instance now; previously, a resource was returned. |