sem_release

(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.

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

Parameters

sem_identifier

A Semaphore resource handle as returned by sem_get().

Return Values

Returns TRUE on success or FALSE on failure.

See Also

     

 

 
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