Re: [css3-selectors] minor question about :not()

On Thu, 12 Mar 2009, Zack Weinberg wrote:

> Daniel Glazman <daniel.glazman@disruptive-innovations.com> wrote:
>>
>> Excerpt from section 6.6.7:
>>
>>    The negation pseudo-class, :not(X), is a functional notation
>> taking a simple selector (excluding the negation pseudo-class itself
>> and pseudo-elements) as an argument.
>
> Andrey quoted exactly the same text in his original message.  I assume
> you mean to imply that the answer to his question *should be* obvious
> from that text, but since he quoted it before asking the question, it
> is not obvious to him, so your answer is not helpful.

forgive me if my quote was unclean.
i mean other parts of spec explicity claims invalidity, e.g.
in lang():
"C must not be empty. (If it is, the selector is invalid.)"

"A is B excluding C" says nothing about behaviour when A is C.

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