SyncReaderWriter::writelock

(PECL sync >= 1.0.0)

SyncReaderWriter::writelockWaits for an exclusive write lock

Description

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

Obtains an exclusive write lock on a SyncReaderWriter object.

Parameters

wait

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

Return Values

Returns true on success or false on failure.

Examples

Example #1 SyncReaderWriter::writelock() example

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

See Also