W3 Updates, HTML, XHTML, CSS, JavaScript, AJAX, XML, PHP, Ruby, PHP Frameworks

Archive

Posts Tagged ‘HTML 4’

Differences with HTML 4

March 25th, 2010

This section is informative. Due to the fact that XHTML is an XML application, certain practices that were perfectly legal in SGML-based HTML 4 [HTML4] must be changed. 4.1. Documents must be well-formed Well-formedness is a new concept introduced by [XML]. Essentially this means that all elements must either have closing tags or be written in [...]

Read More >>

Author: Categories: XHTML Tags: