JSFiddle - React, Tailwind, and code Playground

JavaScript

function findMax(var x, var y) {

    //alert("x is:" + x + " y is: " +y);
    var max = 0;
    if (x > y) max = x;
    else max = y;
    alert("max is: " + max);
    return max;
}
var c = 4,
    d = 9;
var m = findMax(c, d);

alert('hello');