How to convert Map keys to array?

Question

Lets say I have the following map:

let myMap = new Map().set(\'a\', 1).set(\'b\', 2);

And I want to obtain [\'a\', \'b\'] based on the abov

Answer 1

You can use the spread operator to convert Map.keys() iterator in an Array.

let myMap = new Map().set('a', 1).set('b', 2).set(983, true)
let keys = [...myMap.keys()]
console.log(keys)