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SyncReaderWriter::readlock

(PECL sync >= 1.0.0)

SyncReaderWriter::readlockWaits for a read lock

説明

public SyncReaderWriter::readlock(int $wait = -1): bool

Obtains a read lock on a SyncReaderWriter object.

パラメータ

wait

The number of milliseconds to wait for a lock. A value of -1 is infinite.

戻り値

成功した場合に true を、失敗した場合に false を返します。

例1 SyncReaderWriter::readlock() example

<?php
$readwrite 
= new SyncReaderWriter("FileCacheLock");
$readwrite->readlock();
/* ... */
$readwrite->readunlock();
?>

参考

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