SyncReaderWriter
PHP Manual

SyncReaderWriter::writelock

Waits for an exclusive write lock

Description

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

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

  • SyncReaderWriter::writeunlock