Why does Array.from accept non-iterable arraylikes?

Brendan Eich brendan at mozilla.com
Wed Jun 26 10:31:16 PDT 2013

Dean Landolt wrote:
> sometimes it can fail in a way where you may want to proceed up the 
> prototype chain (or do something else). This is where I believe there 
> are interop landmines buried.

How is this different from toString?


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