JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
     <button>1</button>
     <button>2</button>
     <button>3</button>
     <button>4</button>
     <button>5</button>
    </div>

CSS

button:after{
    content:'$';
}

JavaScript

document.getElementById('container').onclick=function(e){
 if(e.target.nodeName=='BUTTON'){
  alert(e.target.textContent);
 }
}