Examples are as follows:
Copy Code code as follows:
<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/>
<title> Untitled Document </title>
<script type= "Text/javascript" >
Using JavaScript to get elements through classname
function Getelementsbyclassname (n) {
var classelements=[],allelements=document.getelementsbytagname (' * ');
for (Var i=0;i<allelements.length;i++) {
if (allelements[i].classname==n) {
Classelements[classelements.length]=allelements[i];
}
}
return classelements;
}
</script>
<style type= "Text/css" >
. shouye{
font-size:12px;
color:red;
}
</style>
<body>
<div class= "Shouye" > John </div>
<script type= "Text/javascript" >
var xx=getelementsbyclassname (' Shouye ');
for (Var i=0;i<xx.length;i++) {
Xx[i].classname= "";
}
</script>
</body>
