public function get($key = null, $default = null)
     {
         if (!empty($this->_settings->$key)) {
             return $this->_settings->$key;
         }

         return $default;
     }
public function get($key = null, $default = null)
     {
         if (!empty($this->_settings->$key)) {
             return $this->_settings->$key;
         }

         return $default;
     }
public function get ( $ key = null , $ default = null ) { if ( ! empty ( $ this -> _settings -> $ key ) ) { return $ this -> _settings -> $ key ; } return $ default ; }
obtains a setting parameter value

@param string
@param mixed default value

@return mixed
obtains a setting parameter value