JSFiddle - React, Tailwind, and code Playground

by villard

HTML

Focus on frame

JavaScript

document.documentElement.addEventListener('keyup', function(e){
     var key = e.which || e.keyChar || e.keyCode;
     if (key == 37)  {
       alert('left key');
     } else if (key == 39) {
       alert('right key');
     }
});