XHTML was created but XML codes can be sloppy, like a code can either be all caps or not and not closing the tag properly, the outcome stays the same. (1 Jan 1999 Jahr – 1 Jan 2002 Jahr)
Beschreibung:
https://blog.rackspace.com/internet-history-html-evolution
Zugefügt zum Band der Zeit:
Datum:
1 Jan 1999 Jahr
1 Jan 2002 Jahr
~ 3 years