attr返回被选元素的属性值 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <title>attr就集合原生js的setattrbute和getattrbute两种属性</title>
</head>
<body>
        <p class="test">p标记</p>
</body>
<script type="text/javascript" src="jquery-1.11.1.min.js"></script>
<script type="text/javascript">
$(function(){
    alert('原来的class属性值'+$('p').attr('class'));
  $('p').attr('class','src');
    alert('class属性值改为'+$('p').attr('class'));
})
</script>
</html>

 

posted @ 2017-01-18 18:12  Model-Zachary  阅读(154)  评论(0)  编辑  收藏  举报