require strict rules without which interoperability between applications would be impossible. XHTML is very similar to HTML, but with stricter rules. XHTML became an official standard in 2000 and was updated in 2002. This makes XML potentially very powerful, so it's no surprise that the W3C created an XML version of HTML called XHTML. Is written in a common language (XML), their content can be easily shared between applications. In use today, including GML (Geographic Markup Language), MathML, MusicML, and RSS (Really Simple Syndication). XML is a standard markup language for creating other markup languages. The most widely used version in the 2000s was HTML 4.01, which became an official standard in December 1999.Īnother version, XHTML, is a rewrite of HTML into the XML language. Since then, many different versions of HTML have appeared. The first version of HTML was written in 1993 by Tim Berners-Lee. That time you can use html compiler tool to run your codes That time if you want to test some(small element) html code like button code or any other When you working on a long source code projects You can RUN or Exacute any Code anytime anywhere by Ĥ) what's Vision behind that free HTML online compiler tool ? Last but important is that (tool) are not store your codes or data Step 2 : Click on RUN button that can compile your codeĢ) Online HTML compiler can store our codes ? Step 1 : type your codes or paste your codes in text HTML code This free online tool for execute and run the html codes onlineġ) how to run or execute codes (html) online by ?