PHP Manual
Semaphore 函数
Remove a semaphore

sem_remove

(PHP 4 >= 4.1.0, PHP 5, PHP 7)

sem_remove — Remove a semaphore

说明

sem_remove ( resource $sem_identifier ) : bool

sem_remove() removes the given semaphore.

After removing the semaphore, it is no longer accessible.

参数

sem_identifier: A semaphore resource identifier as returned by sem_get().

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

参见

sem_get() - Get a semaphore id
sem_release() - Release a semaphore
sem_acquire() - Acquire a semaphore

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