public function setNeverExpired($key, $value, array $tags = null)
    {
        return $this->set($key, $value, null, $tags);
    }
public function setNeverExpired($key, $value, array $tags = null)
    {
        return $this->set($key, $value, null, $tags);
    }
public function setNeverExpired ( $ key , $ value , array $ tags = null ) { return $ this -> set ( $ key , $ value , null , $ tags ) ; }
Set key that never expired

@deprecated Use self::set() with null in ttl

@param int|string $key
@param mixed $value
@param array $tags

@return bool
Set key that never expired