<html>
<head>
<title>通过JS查看到一个页面有些什么对象</title>
</head>
<body>
<textarea id="textarea1" rows="30" cols="30"></textarea>
<table><tbody><tr><td></td></tr></tbody></table>
</body>
</html>
<scrīpt language=javascrīpt>
var o=document.all
var s=""
for(i in o)
{
if(typeof o[i] == "object")s = s + o[i].tagName + "\r";
}
textarea1.value=s
</scrīpt>