<!DOCTYPE html>
<html>
<head>
<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
$("button").click(function(){
$("#div1").fadeTo("slow",0.15);
$("#div2").fadeTo("slow",0.4);
$("#div3").fadeTo("slow",0.7);
});
});
</script>
<script>
$(document).ready(function(){
$("#div1").click(function(){
$("#div1").fadeTo("slow",0.1);
});
});
</script>
</head>
<body>
<p>Demonstrate fadeTo() with different parameters.</p>
<button>Click to fade boxes</button>
<br><br>
<div id="div1" style="width:80px;height:80px;background-color:red;"></div><br>
<div id="div2" style="width:80px;height:80px;background-color:green;"></div><br>
<div id="div3" style="width:80px;height:80px;background-color:blue;"></div>
</body>
</html> 代碼功能
是可以點擊按鈕，3個div變成相應的透明度
點擊第一個div，div變成相應的透明度