SyncReaderWriter
PHP Manual

SyncReaderWriter::readlock

Waits for a read lock

Description

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

Obtains a read 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::readlock example

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

See Also

  • SyncReaderWriter::readunlock