shm_detach()

(PHP 4, PHP 5, PHP 7)

Disconnects from shared memory segment

说明

shm_detach(resource $shm_identifier): bool

shm_detach() disconnects from the shared memory given by the$shm_identifiercreated by shm_attach(). Remember, that shared memory still exist in the Unix system and the data is still present.

参数

$shm_identifier

A shared memory resource handle as returned by shm_attach()

返回值

shm_detach() always returns TRUE.

参见

• shm_attach()Creates or open a shared memory segment
• shm_remove()Removes shared memory from Unix systems
• shm_remove_var()Removes a variable from shared memory