yes in fact it makes sens because Set.length is the property of Set, not necessary the length of the collection.
Thanks for your answers :) 2014-07-31 17:12 GMT+02:00 Allen Wirfs-Brock <[email protected]>: > This was intentional > > Allen > > On Jul 31, 2014, at 5:24 AM, Nathan Wall <[email protected]> wrote: > > Also, whether this was intentional or not, I think it's nice for objects > with `length` properties to all have properties at indices from `0` to > `length` (so they work in the `Array.prototype` methods) making `'length' > in foo` a lazy-man's `isArrayLike`. > > ```js > var forEach = Function.prototype.call.bind(Array.prototype.forEach); > forEach('foo', function(u) { > console.log(u); > }); > ``` > > > > > > On Thu, Jul 31, 2014 at 7:21 AM, David Bruant <[email protected]> wrote: > >> Le 31/07/2014 09:25, Maxime Warnier a écrit : >> >> Hi everybody, >>> >>> I was reading the doc for the new Set method and something suprised me : >>> >>> Why Set uses the size method instead of the length property ? >>> >> IIRC and with my own words "length" refers more to something that can be >> measured contiguously (like a distance or a number of allocated bytes, >> etc.) while "size" doesn't have this contiguous aspect to it. >> >> David >> _______________________________________________ >> es-discuss mailing list >> [email protected] >> https://mail.mozilla.org/listinfo/es-discuss >> > > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > > > > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > > -- Maxime WARNIER
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