Erik Arvidsson erik.arvidsson at
Fri Oct 12 08:19:49 PDT 2012


On Fri, Oct 12, 2012 at 11:16 AM, David Bruant <bruant.d at> wrote:
> Hi,
> Firefox has implement a Map/Set.prototype.size *method* to query the number
> of mapping/elements.
> It's not in the strawman. It appears in the latest draft, though weirdly
> enough Map.prototype.size is a function with an unused argument.
> What about making it an getter instead of a function? I guess we also don't
> need the extra parens to request for Map#keys, Map#values, Map#items.
> Unlike Java, JavaScript is lucky enough to have getter/setters, we should
> use them, even in the spec. The boat for myArray.length has sunk a while
> ago, but new constructs can get this right.
> David
> _______________________________________________
> es-discuss mailing list
> es-discuss at


More information about the es-discuss mailing list