SyncSemaphore::unlock

(PECL sync >= 1.0.0)

SyncSemaphore::unlockIncreases the count of the semaphore

Descrizione

public SyncSemaphore::unlock(int &$prevcount = ?): bool

Increases the count of a SyncSemaphore object.

Elenco dei parametri

prevcount

Returns the previous count of the semaphore.

Valori restituiti

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

Esempi

Example #1 SyncSemaphore::unlock() example

<?php
$semaphore
= new SyncSemaphore("LimitedResource_2clients", 2);

if (!
$semaphore->lock(3000))
{
echo
"Unable to lock semaphore.";

exit();
}

/* ... */

$semaphore->unlock();
?>

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