original_string: public static function settings($settings = null)
      {
          if ($settings) {
              //set mode
              self::$settings = self::mergeSettings(self::$settings, $settings);
          } else {
              //get mode
          }
  
          //always return settings
          return self::$settings;
      }
code: public static function settings($settings = null)
      {
          if ($settings) {
              //set mode
              self::$settings = self::mergeSettings(self::$settings, $settings);
          } else {
              //get mode
          }
  
          //always return settings
          return self::$settings;
      }
code_tokens: public static function settings ( $ settings = null ) { if ( $ settings ) { //set mode self :: $ settings = self :: mergeSettings ( self :: $ settings , $ settings ) ; } else { //get mode } //always return settings return self :: $ settings ; }
docstring: Config setter & getter
  This serves as a settings setter and getter at the same time
docstring_tokens: Config setter & getter This serves as a settings setter and getter at the same time