JSFiddle - React, Tailwind, and code Playground

by ClarenceDowns

HTML

<input type="text" id="demo1" value="enter 2 digits"/>
<input type="button" id="calculate" value="enter" onclick="calculate()"/>

JavaScript

var calculate = function(val){
val = document.getElementById("demo1").innerHTML.value;
var plus = add(val);
var minus = subtract(val);

console.log(plus);
console.log(minus);
}

var add = function(a, b){
return a + b;
}

var subtract = function(a, b){
return a - b;
}