On Wed, Oct 3, 2012 at 3:47 PM, Jason Orendorff
<[email protected]>wrote:

> On Wed, Oct 3, 2012 at 1:57 PM, Brendan Eich <[email protected]> wrote:
> > On that point, does NodeList have an iterator in Firefox now? That's an
> > obvious Array.from argument type.
>
> Yep!
>
>     > document.body.querySelectorAll("p").iterator()
>     [object Iterator]
>
>     > [...document.body.querySelectorAll("p")].length
>     1
>
> Huh. Only one? That's weird, I thought gmail would have lots of <p>
> elements.
>
>     > [...document.body.querySelectorAll("div")].length
>     1723
>
> There we go.
>

Looks like DOMTokenList as well...

var d = document.createElement("div"); d.className = "foo bar baz";
[...d.classList]

["foo", "bar", "baz"]

:)


This makes a really good case for aligning Array.from, for-of and spread

Rick



> -j
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