JSFiddle - React, Tailwind, and code Playground
JavaScript
var Car = function(loc){
this.loc = loc;
}
Car.prototype.move = function(){
return ++this.loc;
}
var Van = function(loc){
Car.call(this,loc);
}
Van.prototype = Object.create(Car.prototype);
Van.prototype.constructor = Van;
Van.prototype.grab = function(){
alert('grabbed');
}
var amy = new Car(7);
alert(amy.move());
alert(amy.move());
var vany = new Van(1);
alert(vany.move());