3 ms·

There's a proposal for that.

• epmatsw 9y ago
  Two of them now. One to add Set-specific methods, and another to port the usual Array.prototype methods over to Set and Maps. Can't wait! https://github.com/tc39/set-methods https://github.com/tc39/set-methods https://github.com/tc39/collection-methods https://github.com/tc39/collection-methods