CodingBlast blog - Set, Map - https://codingblast.com/javascript-set-map/

Map.js

let map = new Map([['name', 'CodingBlast'], ['points', 33], [true, 55], ['true', 44]])

for (let [key, value] of map.entries()) {
  console.log('key is ' + key + ', value is ' + value);
}