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sem_release

(PHP 4, PHP 5, PHP 7)

Release a semaphore

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().

Returns:

Returns TRUE on success or FALSE on failure.

See also:

sem_acquire() -

Links:

http://php.net/manual/en/function.sem-release.php

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2016-02-24 16:05:34

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