Catch-all proposal based on proxies

Mark S. Miller erights at
Thu Dec 10 22:06:48 PST 2009

On Thu, Dec 10, 2009 at 9:58 PM, Maciej Stachowiak <mjs at> wrote:

>>, name)
> I'm a little less confident of the latter than the former. However, Google
> Code Search finds a number of hits for
> that appear to be operating on potentially arbitrary objects and property
> names. At least some of the JavaScript code in question looked like it might
> be actually deployed on the Web.
>> Google Code Search sees this pattern appearing in a number of places, some
> of which are JavaScript libraries (though others seem like code bases that
> could feasibly be updated):
Thanks for reminding me to use that tool!

Constraining the searches to javascript,

shows 85 results whereas

has 263. I will proceed to worry only about hasOwnProperty until someone

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