text: //
  //  ViewController.h
  //  NSLayoutManager
  //
  //  Created by jianghongbing on 2019/5/1.
  //  Copyright © 2019 jianghongbing. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface BasicViewController : UIViewController
  @property (nonatomic, strong) UITextView *textView;
  @end
  
  
  
  