original_string: public static function rollback()
      {
          foreach (array_reverse(self::$migrationClasses) as $migrationClass) {
              /** @var Migration $instance */
              $instance = new $migrationClass;
              $instance->rollback();
          }
      }
code: public static function rollback()
      {
          foreach (array_reverse(self::$migrationClasses) as $migrationClass) {
              /** @var Migration $instance */
              $instance = new $migrationClass;
              $instance->rollback();
          }
      }
code_tokens: public static function rollback ( ) { foreach ( array_reverse ( self :: $ migrationClasses ) as $ migrationClass ) { /** @var Migration $instance */ $ instance = new $ migrationClass ; $ instance -> rollback ( ) ; } }
docstring: Rollback application migrations.
  
  @return void
docstring_tokens: Rollback application migrations .