php-redisSet existing key expiration in Redis

$redis->expire('key', 10);ctrl + cgithub

`$redis` Redis object after connection	`expire` set existing key expiration in seconds
`key` name of the key	`10` seconds after which key will expire

<?php

$r = new Redis(); 
$r->connect('127.0.0.1', 6379);

$r->set('key', 'test');
$r->expire('key', 10);
sleep(1);

echo $r->ttl('key');