On Wed, Oct 1, 2014 at 4:41 PM, Kevin Smith <zenpars...@gmail.com> wrote:
> >>> ```js >>> let map2 = new Map(map1.entries().filter((key, value) => key >= 0)); >>> let map2 = new Map(map1.entries().map((key, value) => [key * 2, value * >>> 2])); >>> >>> entries() returns an iterator, not an array. >> > > let map2 = new Map([...map1].map(([k, v]) => [k, v * 2]) > > Sorry for the almost-dup, didn't see this while I was typing. Rick
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