PRE differ. Content within
PRE tags is formatted as follows:
If you want to include special characters such as
PRE tags, they must be escaped so that they are not
subject to special interpretation by the browser.
The only character sequence that cannot be included within
XMP tags is the
XMP end tag ().
XMP is still supported by the browsers I have
tested. You can try it with xmp.html. View the source to
see the tags.