(099)jquery_工具函数_extend 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html>
  <head>
    <title>util_extend.html</title>
    
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="this is my page">
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    
    <!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
    <script type="text/javascript" src="../js/jquery/jquery-1.8.3.min.js"></script>
    <script type="text/javascript">
        $(function(){
            var obj1 = {name:"jack"};
            var obj2 = {name:"mike",age:23};
            var obj = $.extend(obj1,obj2);
            var str = "name=" + obj.name + ",age=" + obj.age;
            $(".tip").html(str);
        });
    </script>
  </head>
  
  <body>
        <div id="divtest">
            <div class="title">
                <span class="fl">合并原有对象</span> 
            </div>
            <div class="content">
                <div class="tip"></div>
            </div>
        </div>
  </body>
</html>

除使用$.extend扩展工具函数外，还可以扩展原有的Object对象，在扩展对象时，两个对象将进行合并，当存在相同属性名时，后者将覆盖前者，调用格式为：

$. extend (obj1,obj2,…objN);

 

posted @ 2015-01-20 16:54  雪中飞雁  阅读(56)  评论(0)    收藏  举报