Php/docs/syncreaderwriter.readlock
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SyncReaderWriter::readlock
(PECL sync >= 1.0.0)
SyncReaderWriter::readlock — Waits for a read lock
Description
public SyncReaderWriter::readlock
([ int $wait
= -1
] ) : bool
Obtains a read lock on a SyncReaderWriter object.
Parameters
wait
- The number of milliseconds to wait for a lock. A value of -1 is infinite.
Return Values
A boolean of TRUE if the lock was obtained, FALSE otherwise.
Examples
Example #1 SyncReaderWriter::readlock() example
<?php$readwrite = new SyncReaderWriter("FileCacheLock");$readwrite->readlock();/* ... */$readwrite->readunlock();?>