JSFiddle - React, Tailwind, and code Playground

HTML

<input blah="hello">

JavaScript

function s()
{
   return '<hr/>.prop: ' + $('input').prop('disabled') + '<br/>' +
          '.attr: ' + $('input').attr('disabled') + '<br/><hr/>';
};

var html = s();

$('input').prop('disabled', true);

html = html + s();

$('body').html(html);