Php/docs/function.sem-remove

• 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 ( SysvSemaphore $semaphore ) : bool

sem_remove() removes the given semaphore.

After removing the semaphore, it is no longer accessible.

参数

semaphore

A semaphore as returned by sem_get().

返回值

成功时返回 true， 或者在失败时返回 false。

更新日志

版本	说明
8.0.0	semaphore expects a SysvSemaphore instance now; previously, a resource was expected.

参见

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