设置节点属性
<!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" xml:lang="en"> <head> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>Document</title> <script> window.onload=function() { //获取节点属性 var lalala=document.getElementById("lalala") alert(lalala.getAttribute("class")); //弹出class里面的内容 //删除节点属性 lalala.removeAttribute("title"); //删除了title属性 //设置节点属性 lalala.setAttribute("class" ,"aaa"); //把类名改为aaa lalala.setAttribute("id" ,"hhh"); //把id改为hhh } </script> </head> <body> <div class="hhh" id="lalala" title=""></div> </body> </html>