- From: Lachlan Hunt <lachlan.hunt@lachy.id.au>
- Date: Tue, 26 Jul 2005 11:33:24 +1000
Henri Sivonen wrote: > What kinds of comments should a text/html HTML5 conformance checker allow? All valid SGML comments should be allowed. > <!--> That's an incomplete comment, as it only contains a Markup Declaration Open (MDO "<!") and the first comment delimiter "--". The ">" in this case is actually commented out and would only be valid if were later followed by a second comment delimiter and a Markup Declaration Close (MDC ">") (i.e. <!--> ... -->) > <!----> > <!-- --> > <!-- foo --> > <!-- foo ---- bar --> > <!-- foo -- -- bar --> Yes, all of those are supported by browsers, so there is no reason not too. But you missed two other valid variants that I can think of: <!> <!-- -- > As useless as the first one may be, it seems to be supported with no ill-effect by Deer Park Alpha 2, Opera 8 and IE6, so I see no reason to call it invalid. And these invalid variants: <! -- --> <!-- foo -- bar --> -- Lachlan Hunt http://lachy.id.au/
Received on Monday, 25 July 2005 18:33:24 UTC