prototype based class
by John Kiran
JavaScript
let User=function (name) {
this.name=name
};
User.prototype.show= function() {return ("Hi "+this.name);};
let user=new User("John");
console.log(user);
console.log(user.name);
console.log(user.show());
console.log(user.__proto__.show());
console.log(user.__proto__==user.prototype);