JSFiddle - React, Tailwind, and code Playground

by Chuan Shao

JavaScript

var t = {a:42, b:26};
console.log(t);//Object {a=42, b=26}
delete t.a;
console.log(t);//Object {b=26}

var o = {x:1, y:2};
var a = Object.create(o);
a.z = 3;
console.log(a);//Object {z=3, x=1, y=2}
delete a.x;//Can NOT delete inherited property
console.log(a);//Object {z=3, x=1, y=2}
delete a.z;//Can delete own property
console.log(a);//Object {x=1, y=2}
delete a.__proto__.x;
console.log(a);//Object {y=2}