JSFiddle - React, Tailwind, and code Playground

HTML

<div id="time"></div>
<div style="clear:both;height:5px;"></div>
<div id="results"></div>

JavaScript

var d = new Date().valueOf();
var n = d.toString();

document.getElementById('time').innerHTML = d;

var result = '';
var length = 32;
var p = 0;
var chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';

// bold for illustration  

for (var i = length; i > 0; --i){
	result += ((i & 1) && n.charAt(p) ? '<b>' + n.charAt(p) + '</b>' : chars[Math.floor(Math.random() * chars.length)]);
	if(i & 1) p++;
};

document.getElementById('results').innerHTML = result;