JSFiddle - React, Tailwind, and code Playground

by Alexander Shpak

HTML

<input type='val_a' id='a'>
/<input type='val_b' id='b'>
 <button id='startbtn'>Start</button>

JavaScript

function division() {
	a = document.getElementById('val_a').value()
	b = document.getElementById('val_b').value()
  c = a%b
  alert(a)
  alert(b)
  alert(c)
}

document.getElementById("startbtn").onclick = division;