Re: [css3-background] grammar issue

On Feb 26, 2010, at 11:23 PM, Yves Lafon wrote:

>> You didn't say <nothing> would have to be ab allowed value, you said 'nothing' had to be an allowed value. If <nothing> is defined as an empty string or null, then sure it is allowed, as many times as you want, in any property you want. Put a million of them between each letter if you want,
> 
> No it's not, otherwise parsing would be extremely difficult.

Why do you need to parse what isn't there?