text: //
  //  UIImageView+Ext.h
  //  EnglishCafe
  //
  //  Created by yaming_deng on 14/5/14.
  //  Copyright (c) 2014 whosbean. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface UIImageView (Ext)
  
  - (void)setImageWith:(NSString *)urlOrName
           placeholder:(NSString *)holderName;
  
  - (void)setImageWithHolder:(NSString *)urlOrName
           placeholder:(UIImage *)holder;
  
  - (void)circleCover;
  - (void)roundCover:(float)radius;
  
  @end
  