public function getContent($keyName = null)
    {
		if (!is_null($keyName)) {
			return (array_key_exists($keyName, $this->lines)) ? $this->lines[$keyName] : null;
		}
        return $this->lines;
    }
public function getContent($keyName = null)
    {
		if (!is_null($keyName)) {
			return (array_key_exists($keyName, $this->lines)) ? $this->lines[$keyName] : null;
		}
        return $this->lines;
    }
public function getContent ( $ keyName = null ) { if ( ! is_null ( $ keyName ) ) { return ( array_key_exists ( $ keyName , $ this -> lines ) ) ? $ this -> lines [ $ keyName ] : null ; } return $ this -> lines ; }
Returns the contents of the .env

@return array The .env contents
Returns the contents of the . env