JSFiddle - React, Tailwind, and code Playground

JavaScript

'use strict';

let z = {
	z1 : 777
};
let a = {
	a1 : 15
};
a.__proto__ = z;
Object.defineProperty(a, __proto__, {
	enumerable : true
});
let b = Object.create(a, {});
alert(b.z1);