JSFiddle - React, Tailwind, and code Playground
by karim79
HTML
<article class="active clrone moreclass">Article x</article>
<article class="active clrtwo moreclass">Article y</article>
<article class="active clrthree moreclass moreclass">Article z</article>
<article class="active clrone moreclass">Article xyza</article>
JavaScript
$("article").click(function () {
// split on the space and output the second element
// in the resulting array
console.log($(this)[0].className.split(" ")[1]);
});