for own(...) loop (spin-off from Re: for..in, hasOwnProperty(), and inheritance)

Rick Waldron waldron.rick at gmail.com
Tue Nov 8 21:03:01 PST 2011


On Nov 8, 2011, at 9:08 PM, Jake Verbaten <raynos2 at gmail.com> wrote:

> In the real world IE<9 still accounts for almost 50% of browsers. Then there's another 6% for FF3.6 and another 3% for opera.

Latest Opera builds are 100% ES5.1 compliant. (according to opera dev-rel)

> 
> As much as I like promoting that you should ignore legacy browsers, for most people "50% market share" is a good enough reason to support them.
> 
> On Wed, Nov 9, 2011 at 2:03 AM, Quildreen Motta <quildreen at gmail.com> wrote:
> On 08/11/11 23:59, Jake Verbaten wrote:
> 
> However on average a lot more people will use for ... in with hasOwnProperty because ES5 environments are rare and a lot of people avoid the ES5-shim
> Do you mean `rare' as in they have to work with the lowest common denominator (IE)? Because ES5-not-so-fully-but-somewhat-there-for-most-common-stuff environments are the majority, afaik.
> 
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