JSFiddle - React, Tailwind, and code Playground

by ronnjoe

HTML

<div>assadads</div>
<div>assadads</div>
<div  class="red">assadads<p>sadsda</p></div><div>assadads</div>
<p>sfdsaad</p>

CSS

div {
    background: white;
  }
  .red {
    background: red;
  }
  .green {
    background: green;
  }

JavaScript

$("div").addClass(function (index,currentClass) {
    var addedClass;
    if(currentClass === "red"){
        addedClass = "green"
    }
    return addedClass;
});