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sem_get(PHP 4, PHP 5) sem_get — Get a semaphore id Description resource sem_get ( int $key [, int $max_acquire [, int $perm [, int $auto_release ]]] ) sem_get() returns an id that can be used to access the System V semaphore with the given key . A second call to sem_get() for the same key will return a different semaphore identifier, but both identifiers access the same underlying semaphore. Parameters
Return ValuesReturns a positive semaphore identifier on success, or FALSE on error. ChangeLog
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