Last active
          December 11, 2015 05:48 
        
      - 
      
 - 
        
Save s-hiroshi/4554488 to your computer and use it in GitHub Desktop.  
    JavaScript > snippet > rollover
  
        
  
    
      This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
      Learn more about bidirectional Unicode characters
    
  
  
    
  | /** | |
| * rollover | |
| * | |
| * HTMLUlElementの子孫要素ロールオーバー機能を提供する | |
| * | |
| * {@code | |
| * <ul> | |
| * <li><img src=""></li> | |
| * </ul> | |
| * } | |
| * | |
| * @param {Object} options key/value pair | |
| * <li>selector ロールオーバーするセレクター | |
| * <li>suffix ロールオーバー画像の接尾辞 | |
| * <li>画像の拡張子 | |
| */ | |
| jQuery.fn.rollover = function(options) { | |
| options = options || { | |
| selector: 'img', | |
| suffix: '_over', | |
| extension: 'png' | |
| }; | |
| $(options.selector, this).each(function() { | |
| var dir; | |
| var path; | |
| $(this).hover(function() { | |
| dir = $(this).attr('src').split('.' + options.extension)[0]; | |
| path = dir + options.suffix + '.' + options.extension; | |
| $(this).attr('src', path); | |
| }, function() { | |
| dir = $(this).attr('src').split(options.suffix)[0]; | |
| path = dir + '.' + options.extension; | |
| $(this).attr('src', path); | |
| }); | |
| }); | |
| }; | 
  
    Sign up for free
    to join this conversation on GitHub.
    Already have an account?
    Sign in to comment