JSFiddle - React, Tailwind, and code Playground

HTML

<div data-info1="myData1"></div>

JavaScript

$('div').data('info2','myData2');
$('div').each(function(){
   alert($.data(this,'info1')+', '+$(this).data('info1')+'\n'+
         $.data(this,'info2')+', '+$(this).data('info2'));
});