(PECL sync >= 1.0.0)
Waits for a read lock
public bool SyncReaderWriter::readlock ([ integer $wait ] )
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.
Returns:
A boolean of TRUE if the lock was obtained, FALSE otherwise.
Examples:
SyncReaderWriter::readlock() example
<?php
$readwrite = new SyncReaderWriter("FileCacheLock");
$readwrite->readlock();
/* ... */
$readwrite->readunlock();
?>
See also:
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