JSFiddle - React, Tailwind, and code Playground

by lakario

HTML

<select id="foo">
    <option>One</option>
    <option>Two</option>
    <option>Three</option>
    <option>Four</option>
    <option>Five</option>
</select>

JavaScript

var select = document.getElementById('foo');
var items = select.getElementsByTagName('option');
var index= Math.floor(Math.random() * items.length);

select.selectedIndex = index;