text: //
  //  JKViewController.h
  //  JKKVOHelper
  //
  //  Created by xindizhiyin2014 on 08/30/2019.
  //  Copyright (c) 2019 xindizhiyin2014. All rights reserved.
  //
  
  @import UIKit;
  
  @interface JKViewController : UIViewController
  
  @end
  