JSFiddle - React, Tailwind, and code Playground

HTML

<button type="button" onclick='javascript:document.getElementById("time").innerText = "time="+(new Date().getTime())'>innerTEXT doesn't work in FF</button>

<button type="button" onclick='javascript:document.getElementById("time").innerHTML = "time="+(new Date().getTime())'>innerHTML works</button>

<div style="position: fixed; bottom:1px; left: 10px; background-color: #ffffcc; border: 1px solid;">
    Status message <span id="time"></span>
</div>