SyncMutex::unlock

(PECL sync >= 1.0.0)

SyncMutex::unlock — Unlocks the mutex

public SyncMutex::unlock(bool $all = false): bool

Decreases the internal counter of a SyncMutex object. When the internal counter reaches zero, the actual lock on the object is released.

all: Specifies whether or not to set the internal counter to zero and therefore release the lock.

成功时返回 true，或者在失败时返回 false。

示例 #1 SyncMutex::unlock() example

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

$mutex->lock();

/* ... */

$mutex->unlock();
?>