JSFiddle - React, Tailwind, and code Playground

by Daniel Lizik

HTML

<div class="container">
  <input id="in" />
  <button onclick="foo('km/h')" >
    km/h
  </button>
  <button onclick="foo('m/h')">
  m/h
  </button>
  <pre id="out" />
</div>

JavaScript

let v;
let l;

window.foo = function(unit) {
  l = unit;
  console.log(unit)
}

document.querySelector('#in').addEventListener('change', ({ target: { value } }) => {
  v = value;
  const data = [
    
  ]
  document.querySelector('#out').textContent = JSON.stringify(data, null, 2)
})