JSFiddle - React, Tailwind, and code Playground
by DeadByElpy
HTML
<div id="div1" tabindex="0">
</div>
<div id="div2" tabindex="0">
</div>
JavaScript
(function() {
var div1 = document.getElementById('div1');
var div2 = document.getElementById('div2');
div1.focus();
console.log(document.activeElement);
div2.addEventListener('focus', function (e) {e.preventDefault();})
console.log(document.activeElement);
})();