Is there any deprecated elements and properties checker (according to w3c) like w3c validator?
Set a Strict doctype and run it through the W3C validator, it should trip up hard on deprecated elements (if it’s in Transitional/Frameset and not in Strict, it’s deprecated.) Edit: If you are using XHTML, you can use a standard issue XML validator with the XHTML 1.1 or 1.0 Strict DTD. I just found one good solution http://www.nealgrosskopf.com/tech/thread.php?pid=17 http://code.google.com/p/css-diagnostics/ I don’t know of any checker that lists them for you, but the Web Developer Toolbar from Firefox does that under the “Outline ยป Outline Deprecated Elements” command. Whait it does is, well, visually outline the faulty elements in your page. You can also check which elements/attributes are deprecated in HTML. W3C is a great place to start: http://www.w3.org/TR/html4/index/elements.html Same goes for XHTML, Google will gladly provide URLS for checking the deprecated list of elements and attributes. Of course, you can always validate …
