sem_release

(PHP 4, PHP 5, PHP 7, PHP 8)

sem_release — Release a semaphore

Descrizione

sem_release(SysvSemaphore $semaphore): bool

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.

Elenco dei parametri

semaphore
A Semaphore as returned by sem_get().

Valori restituiti

Restituisce true in caso di successo, false in caso di fallimento.

Log delle modifiche

Versione Descrizione
8.0.0 semaphore expects a SysvSemaphore instance now; previously, a resource was expected.

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