[whatwg] DOMTokenList: mutation clarification
ian at hixie.ch
Sat Aug 15 04:31:17 PDT 2009
On Mon, 10 Aug 2009, Sylvain Pasche wrote:
> >> 2) (using the class attribute for the discussion) What should happen
> >> when you do a remove("foo") on an element which has no class
> >> attribute?
> >> My understanding is that it shouldn't add a class attribute with an
> >> empty string. That's because the remove() algorithm starts with an
> >> empty string and doesn't change it, so the " when the object mutates
> >> this empty string, " case shouldn't be true (and thus no attribute
> >> modification should happen).
> >> However Simon's testcase  doesn't agree with this, and adds an
> >> empty string. So maybe it's worth clarifying this situation?
> > I think that the spec now implies that you set the attribute to the
> > empty string. Do you agree?
> I don't think it changes the interpretation of this border case and I
> still think the spec implies that no attribute is added.
You are correct, I misinterpreted my own text! I've added an example so
that this is crystal clear.
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
More information about the whatwg