JSFiddle - React, Tailwind, and code Playground

by stevenkaspar

HTML

<div onclick='selectDiv(event);'>
a
</div>
<div onclick='selectDiv(event);'>
b
</div>
<script>
function selectDiv(event){
  try{
  // querySelector('.selected') is similar to jQuery's $('.selected')
    document.querySelector('.selected').className = '';
  }catch(e){}
  event.target.className = 'selected';
}
</script>

CSS

.selected {
  color: red;
}