How to add a class with React.js?

Question

I need add class \"active\" after click to button and remove all other \"active\" classes.

Look here please: https://codepen.io/azat-io/pen/RWjyZX

va         


        

Answer 1

you can also use pure js to accomplish this like the old ways with jquery

try this if you want a simple way

 document.getElementById("myID").classList.add("show-example");