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<sem_getsem_remove>
Last updated: Mon, 16 Jul 2012

sem_release

(PHP 3 >= 3.0.6, PHP 4, PHP 5)

sem_release -- Release a semaphore

Description

bool sem_release ( resource sem_identifier )

sem_release() releases the semaphore if it is currently acquired by the calling process, otherwise a warning is generated.

如果成功则返回 TRUE，失败则返回 FALSE。

After releasing the semaphore, sem_acquire() may be called to re-acquire it.

See also sem_get() and sem_acquire().




<sem_getsem_remove>
 Last updated: Mon, 16 Jul 2012
 
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