JSFiddle - React, Tailwind, and code Playground

HTML

<button id="b1">Click me</button>
<button id="b2" class="disabled">Click me (disabled)</button>

JavaScript

var onclick = function() {
    alert('I’m '+this.id);
}

document.getElementById('b1').onclick = onclick;
document.getElementById('b2').onclick = onclick;

document.addEventListener('click', function(e) {
    if ( e.target.className == 'disabled' ) {
        e.stopPropagation();
        alert('I’m disabled');
    }
}, true);