SyncReaderWriter::readlock
(PECL sync >= 1.0.0)
SyncReaderWriter::readlock — Waits for a read lock
설명
public bool SyncReaderWriter::readlock
([ integer
$wait
] )Obtains a read lock on a SyncReaderWriter object.
인수
-
wait -
The number of milliseconds to wait for a lock. A value of -1 is infinite.
반환값
A boolean of TRUE if the lock was obtained, FALSE otherwise.
예제
Example #1 SyncReaderWriter::readlock() example
<?php
$readwrite = new SyncReaderWriter("FileCacheLock");
$readwrite->readlock();
/* ... */
$readwrite->readunlock();
?>
참고
- SyncReaderWriter::readunlock() - Releases a read lock
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