JSFiddle - React, Tailwind, and code Playground

by spechackers

JavaScript

function A(name){this.name = name;}
A.prototype.x = 10;
var a = new A();
console.log("first ", a.constructor.prototype.x);

A.prototype = { 
   x: 200,
   y: 100
}

console.log("second ", a.x);
console.log("thired ", a.y);