JSFiddle - React, Tailwind, and code Playground
by darcyclarke
HTML
<ul>
<li>One</li>
<li>Two</li>
<li>Three</li>
<li>Four</li>
<li>Five</li>
</ul>
CSS
ul li { display: inline; }
ul li:not(:last-child):after { content: ","; }