為啥結(jié)果全是undefined?
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>無(wú)標(biāo)題文檔</title>
</head>
<body>
<div>
? javascript ?
? <p>javascript</p>
? <div>jQuery</div>
? <h5>PHP</h5>
</div>
<script type="text/javascript">
?var sc=document.getElementsByTagName("div")[0].childNodes;
?for(var i=0;i<sc.length;i++)
?{
? ? ?document.write(sc[i].Name+"<br/>");
? ? ?document.write(sc[i].Value+"<br/>");
? ? ?document.write(sc[i].Type+"<br/>");
?}
?
</script>
</body>
</html>
2018-08-13
name value你都沒(méi)有在標(biāo)簽里寫?。康谌齻€(gè)是nodeType,不是type
2018-08-23
document.write(sc[i].nodeName+"<br/>");
document.write(sc[i].nodeValue+"<br/>");
document.write(sc[i].nodeType+"<br/>");