Tag Archives: xhtml

Is HTML5 a subset of SGML?

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One of the lectures in my courses had me asking the following question: Is HTML5 a subset of SGML?

I did a little googling. Here are the links I found most relevant. Maybe someday I will write my own opinion on the topic... The short answer is that HTML5 became an abstract language with two modes of instantiation. One is XML valid (and hence SGML), the other is not SGML valid.

  • https://www.w3.org/2008/Talks/04-24-smith/index.html
  • https://mathiasbynens.be/notes/xhtml5
  • https://html.spec.whatwg.org/#html-vs-xhtml
  • https://stackoverflow.com/questions/5558502/is-html5-valid-xml/39560454#39560454
  • https://stackoverflow.com/questions/8460993/p-end-tag-p-is-not-needed-in-html
  • https://stackoverflow.com/questions/1946426/html-5-is-it-br-br-or-br
  • https://stackoverflow.com/questions/5558502/is-html5-valid-xml

Dictionary term markup on Wiktionary

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I have recently been looking at dictionary entries across the internet and have been surprised at the unused status of the xhtml elements
  • <dt> Definition Term
  • <dl> Definition List
  • <dd> Definition
So I thought I would take a look at what the people at Wiktionary are using in their Mark-up. I went over to the English entry for language and took a look at the Wiki Syntax for input and at the xhtml output for the page. Continue reading →