JSFiddle - React, Tailwind, and code Playground

by manishie

JavaScript

var oldVars = "Product ID 39203";
var prevNumber = "39203";
var newNumber = "200";

alert(oldVars);
 alert("change "+prevNumber+" to "+newNumber)
 newVars = oldVars.replace(prevNumber,newNumber);
 alert(newVars);