The example in this article describes the implementation of a simple style switching effect based on JS. Share it with everyone for your reference. The details are as follows:
This is a simple style switching code based on JS, which can switch CSS styles freely. Many big websites are using it now. I think this is a very practical and good function. I hope everyone likes it.
The screenshot of the running effect is as follows:
The online demo address is as follows:
http://demo.jb51.net/js/2015/js-simple-tab-cha-style-codes/
The specific code is as follows:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<script language="javascript" type="text/javascript">
var lastObj=null;
var lastIdx=1;
function test(obj,idx){
if(!lastObj){
lastObj = document.getElementById("test");
lastIdx = 1;
}
lastObj.className = "new"+lastIdx;
var old = document.getElementById("list"+lastIdx);
if(old)old.style.display="none";
obj.className = "class"+idx;
var n = document.getElementById("list"+idx);
if(n)n.style.display="block";
lastObj = obj;
lastIdx = idx;
}
</script>
<style type="text/css">
.class1{ color:#FF0000}
.new1{ color:#996633}
.class2{ color:#FF0000}
.new2{ color:#996633}
</style>
<title>JS实现样式切换</title>
</head>
<body>
<a href="#" class="class1" id="test" onclick="test(this,1)">list1</a>
<a href="#" class="new2" onclick="test(this,2)">list2</a>
<div id="list1">
test1
</div>
<div id="list2" style="display:none">
test2
</div>
</body>
</html>I hope this article will be helpful to everyone’s JavaScript programming design.
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