JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <span1 id=M26>2011-2012</span1>   
</div>

JavaScript

$(document).ready(function() {
    $('span').click(function() {
            alert(this.id);
    });
    $('span1').ready(function() {
            alert(this.id);
    });
    
});