keys

Lists all keys. 🏃 📼 📦 🌔 📒

Similar: key, keys, isKey.

map.keys(x);
// x: a map

const map = require('extra-map');

var x = new Map([['a', 1], ['b', 2], ['c', 3]]);
[...map.keys(x)];
// [ 'a', 'b', 'c' ]

references

• Array.prototype.values: MDN web docs