text: //
  //  UITextView+LengthLimit.h
  //  Travel
  //
  //  Created by iss110302000283 on 15/10/30.
  //  Copyright © 2015年 isoftstone. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface NSObject (LengthLimit)
  - (void)addLengthLimit:(NSInteger)maxLength withTextView:(UITextView *)textView;
  - (void)removeTextViewLengthLimit:(UITextView *)textView;
  - (void)categoryTextViewDidChange:(UITextView *)textView;
  @end
  