libs/override/db/NpActiveRecord.php
public function getUpdatedAt($format = null, $timezone = null)
    {
        return $this->getDisplayDateTime($this->updated_at, $format, $timezone);
    }
public function getUpdatedAt($format = null, $timezone = null)
    {
        return $this->getDisplayDateTime($this->updated_at, $format, $timezone);
    }
public function getUpdatedAt ( $ format = null , $ timezone = null ) { return $ this -> getDisplayDateTime ( $ this -> updated_at , $ format , $ timezone ) ; }
Display updated_at datetime
@param null $format
@param null $timezone
@return bool|string
Display updated_at datetime