JSFiddle - React, Tailwind, and code Playground

HTML

<body>
  <div id="parent">
     <div id="child-a">a</div>
     <div id="child-b">b</div>
     <div id="child-c">c</div>
     <div id="child-d">d</div>
     <div id="child-e">e</div>  
  </div>
</body>

JavaScript

document.getElementById('parent').onclick = function(e){
    alert(e.target.innerHTML);
}