JSFiddle - React, Tailwind, and code Playground
by Marventus
HTML
<p class="selected bola concha">This has a class.</p>
<p>This DOES NOT have a class.</p>
JavaScript
$(function() {
$("p").each(function() {
if ( $(this).hasClass("selected") )
$(this).css("color", "#c00");
});
});