text: //
  //  NSString+YwenNetExt.h
  //  YwenNetworkit
  //
  //  Created by ywen on 15/11/13.
  //  Copyright © 2015年 ywen. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface NSString (YwenNetExt)
  
  - (NSString*) WY_UrlEncodedString;
  - (NSString*) WY_UrlDecodedString;
  
  @end
  