msg_stat_queue

(PHP 4 = 4.3.0)

msg_stat_queue -- Returns information from the message queue data structure

Description

array msg_stat_queue ( int queue)

msg_stat_queue() returns the message queue meta data for the message queue specified by the queue . This is useful, for example, to determine which process sent the message that was just received.

The return value is an array whose keys and values have the following meanings:

表 1Array structure for msg_stat_queue

msg_perm.uid The uid of the owner of the queue.
msg_perm.gid The gid of the owner of the queue.
msg_perm.mode The file access mode of the queue.
msg_stime The time that the last message was sent to the queue.
msg_rtime The time that the last message was received from the queue.
msg_ctime The time that the queue was last changed.
msg_qnum The number of messages waiting to be read from the queue.
msg_qbytes The number of bytes of space currently available in the queue to hold sent messages until they are received.
msg_lspid The pid of the process that sent the last message to the queue.
msg_lrpid The pid of the process that received the last message from the queue.


See also: msg_remove_queue() , msg_receive() , msg_stat_queue() and msg_set_queue() .

This function was introduced in PHP 4.3.0 (not yet released).