JavaScript Reference/Javascript Properties/doctype
"doctype" Example
<!doctype html public "-//w3c//dtd html 4.0//en-us">
<html>
<head>
<script language="JavaScript">
function function1() {
alert(document.doctype);
}
</script>
</head>
<body>
<input type="button" onClick="function1();" value="doctype">
</body>
</html>
"doctype" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |document |
+----------------+--------------------------------------------------------------+
"doctype" Syntax and Note
Note:
Read-only property.
Returns the document type.
For HTML documents, the return value is null.
Syntax:
document.doctype