code: public static function reload($file,$rangePath = null){
          if(!empty($rangePath)){
              self::$rangePath = $rangePath;
          }
          if (PHP_SAPI === 'cli'){
              $cilpath = realpath(dirname(dirname(dirname(dirname(__FILE__))))).'/config/';
              $file = $cilpath.$file.'.'.self::$format;
          }else{
              $file = self::$rangePath.$file.'.'.self::$format;
          }
          $name = strtolower($file);
          $type = pathinfo($file, PATHINFO_EXTENSION);
          
          if(self::$format == $type)
              return self::set(include $file);  
      }
docs: This file is part of keenly from.
  @author brain_yang<qiaopi520@qq.com>
  (c) brain_yang
  github: https://github.com/keenlysoft/
  @time 2018年8月27日
  @param $file 文件名称
  @param $rangePath 文件路径
  For the full copyright and license information, please view the LICENSE