text: //
  //  NSString+FDOperator.h
  //  FDControl
  //
  //  Created by zhangyu528 on 2018/12/11.
  //  Copyright © 2018 zhangyu528. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface NSString (FDOperator)
  
  - (NSString*)stringByTrimmingWhitespaceAndNewLine;
  - (NSString*)stringByTrimming:(NSString*)string;
  
  @end
  