JSFiddle - React, Tailwind, and code Playground

by hicurin

JavaScript

function Position(){
    this.x = 0;
    this.y = 0;
}
function MyObject(){
    this.position = new Position();
}
object = new MyObject();
object.position.x = 0;
object.position.y = 10;

var newPosition = object.position + 1; 
newPosition *=2;
if(newPosition.toString() == 'NaN'){
   alert('Error ' + newPosition);
}