<!DOCTYPE?html>
<html>
????<head>
????????<title></title>
????????<script?src="http://libs.baidu.com/jquery/1.9.0/jquery.js"?type="text/javascript"></script>
????????<link?href="style.css"?rel="stylesheet"?type="text/css"?/>
????</head>
????
????<body>
????????<div?class="red?green?blue">選擇這個(gè)標(biāo)簽</div>
????????
????????<script?type="text/javascript">
????????????？？？
????????</script>
????</body>
</html>這份代碼中。。怎么選擇同時(shí)具有red green blue的div標(biāo)簽？<!DOCTYPE?html>
<html>
????<head>
????????<title>.class選擇器</title>
????????<script?src="http://libs.baidu.com/jquery/1.9.0/jquery.js"?type="text/javascript"></script>
????????<link?href="style.css"?rel="stylesheet"?type="text/css"?/>
????</head>
????
????<body>
????????<div?class="red">立正，向我這邊看齊</div>
????????<div?class="red">哈嘍窩得</div>
????????<div?class="green">我先歇歇腳</div>
????????
????????<script?type="text/javascript">
????????????var?$redHTML?=?$(".red").html();
????????????$(".green").html($redHTML);
????????</script>
????</body>
</html>這份代碼中。。$redHTML的值為什么不是哈嘍窩得？？？
jQuery中，如何選擇一個(gè)具有多個(gè)類的標(biāo)簽？類選擇器是對(duì)一個(gè)數(shù)組在進(jìn)行操作嗎？
yangwwei
2016-04-21 09:09:27