SyncMutex::lock

(PECL sync >= 1.0.0)

SyncMutex::lock — Waits for an exclusive lock

publicSyncMutex::lock(int$wait = -1): bool

Obtains an exclusive lock on a SyncMutex object. If the lock is already acquired, then this increments an internal counter.

wait: The number of milliseconds to wait for the exclusive lock. A value of -1 is infinite.

Başarı durumunda true, başarısızlık durumunda false döner.

Örnek 1 SyncMutex::lock() example

<?php
$mutex = new SyncMutex("UniqueName");

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

 exit();
}



$mutex->unlock();
?>