document type declaration


<!DOCTYPE HTML PUBLIC "">

Browser
Internet Explorer Firefox Opera

The DOCTYPE declaration tells the browser what version of HTML is being used.

This declaration must be the first thing in the document.


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">


There are three document types for HTML 4.01 : Strict, Transitional, and Frameset.


Example

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>TAG index</title>
</head>
<body>



</body>
</html>