JSFiddle - React, Tailwind, and code Playground

by donce17

HTML

<button class="test">a</button>
<button class="test">b</button>
<button class="test">c</button>
<button class="test">d</button>

JavaScript

var btns = document.getElementsByClassName('test');
for (var i = 0; i < btns.length; i++){
    btns[i].onclick = function(){
        alert(this.innerHTML)
    }
}