<xmp> tag (supported by Mozilla, IE & Opera, W3C status
unknown) exists to post in HTML some code snippets of
code which potentially can be regarded as invalid HTML.
Examples: (1) programming language comparison operator
"less than" and "and", (2) shell redirector for input
and background job ampersand.
How the tag works. Whatever browsed finds between <xmp>
and </xmp> is displayed in monospaced font verbatim as
it is found in html file. No HTML interpretation is
It would be nice if it would be allowed for HTML
formatted comments. For people who happen to post often
code snippets to shell command lines that would be of
P.S. Checked on w3c: as of HTML/4.x XHTML/1.0 declared
to deprecated. But I think it's still going to be
around for some time. Why to miss the opportunity?