Map.prototype.clear method

Kris Kowal kris.kowal at
Mon Oct 22 11:02:33 PDT 2012

On Mon, Oct 22, 2012 at 10:58 AM, Yehuda Katz <wycats at> wrote:
> What about copying of these new data structures?

The polyfills I have also do .clone(depth_opt, memo_opt), where memo
is a map that breaks cycles and depth defaults to Infinity, 0 means
return this, and 1 is a shallow copy.

Kris Kowal

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