keys

Lists all keys. 🏃 📼 📦 🌔 📒

Similar: key, keys, isKey.

entries.keys(x);
// x: entries

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

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

references

• Array.prototype.values: MDN web docs