SyncSemaphore::unlock

(PECL sync >= 1.0.0)

SyncSemaphore::unlock — Increases the count of the semaphore

Description

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

Increases the count of a SyncSemaphore object.

Parameters

prevcount: Returns the previous count of the semaphore.

Return Values

Returns true on success or false on failure.

Examples

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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