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SyncSemaphore::unlock

(PECL sync >= 1.0.0)

SyncSemaphore::unlockIncreases the count of the semaphore

説明

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

Increases the count of a SyncSemaphore object.

パラメータ

prevcount

Returns the previous count of the semaphore.

返り値

成功した場合に true を、失敗した場合に false を返します。

例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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