text: //
  //  UIViewController+Catagory.h
  //  WYAKit
  //
  //  Created by 李世航 on 2018/12/4.
  //
  
  #import <UIKit/UIKit.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  @interface UIViewController (Catagory)
  
  @end
  
  NS_ASSUME_NONNULL_END
  