public static function timeOf($key)
    {
        static::$with_meta = true;

        $cache = static::get($key);

        static::$with_meta = false;

        if ($cache == null) {
            return false;
        }

        return $cache['__bow_meta']['expire_at'];
    }
public static function timeOf($key)
    {
        static::$with_meta = true;

        $cache = static::get($key);

        static::$with_meta = false;

        if ($cache == null) {
            return false;
        }

        return $cache['__bow_meta']['expire_at'];
    }
public static function timeOf ( $ key ) { static :: $ with_meta = true ; $ cache = static :: get ( $ key ) ; static :: $ with_meta = false ; if ( $ cache == null ) { return false ; } return $ cache [ '__bow_meta' ] [ 'expire_at' ] ; }
Retrieves the cache expiration time

@param  string $key
@return bool|string|int
Retrieves the cache expiration time