ttl #

Returns the remaining time to live of a key, in seconds, or a negative value if the key does not exist or if it is persistent.

[Redis documentation]

ttl(key, [options], callback) #

Options #

Callback Response #

Returns an integer containing the remaining time to live of the key, in seconds.

Usage #

<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $ttl = $kuzzle->memoryStorage()->ttl('key');
}
catch (ErrorException $e) {
}

Callback response:

42