These methods are siblings to the Object.keys() function, and aim to provide Objects with the same set of iteration methods that exist for other ES2015 types (Array, Map, and Set).
Docs: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/values