JSFiddle - React, Tailwind, and code Playground

JavaScript

function foo(model, color){
	this.model = model;
  this.color = color;
  this.all = model+color
}

var ob = new foo("BMW ", "Black");
var ob2 = new foo("Lada ", "Blue")
var ob3 = new foo("Audi ", "Green")
var ob4 = new foo("Mazda ", "Red")

foo.prototype.price = null;
ob.price = " 700 000 RUB"

document.write(

ob.all+ob.price+"<br>"+
ob2.all+"<br>"+
ob3.all+"<br>"+
ob4.all+"<br>"
)