text: //
  //  HDViewController+Logging.h
  //  TestFunction
  //
  //  Created by 怀达 on 2019/4/14.
  //  Copyright © 2019 white. All rights reserved.
  //
  
  #import "HDViewController.h"
  
  NS_ASSUME_NONNULL_BEGIN
  
  @interface HDViewController (Logging)
  @property (nonatomic, copy) NSString *categoryName;
  @end
  
  NS_ASSUME_NONNULL_END
  