JSFiddle - React, Tailwind, and code Playground

HTML

<a href='api.fatherstorm.com' data-ref='test' data:ref='test' data_ref='test' class='testable'>test me</a>

JavaScript

$(document).ready(function(){
    
    $('.testable').click(function(){
       
       alert('data-ref='+$(this).attr('data-ref'));
        alert('data:ref='+$(this).attr('data:ref'));
        alert('data_ref='+$(this).attr('data_ref'));
        return(false);
    }); 
});