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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL sync >= 1.0.0)
SyncReaderWriter::writelock — Waits for an exclusive write lock
$wait
] )Obtains an exclusive write lock on a SyncReaderWriter object.
wait
The number of milliseconds to wait for a lock. A value of -1 is infinite.
A boolean of TRUE if the lock was obtained, FALSE otherwise.
Example #1 SyncReaderWriter::writelock() example
<?php
$readwrite = new SyncReaderWriter ( "FileCacheLock" );
$readwrite -> writelock ();
$readwrite -> writeunlock ();
?>