JSFiddle - React, Tailwind, and code Playground

HTML

<form id="form1">
    <div>
      <input type="text" id="txt1" />
      <input type="button" id="btn1" value="Submit"/>            
    </div>
  </form>

JavaScript

$(document).ready(function() {
$("#txt1").on("blur", function (event) {
    event.preventDefault();
      alert('blur');            
      return false;
    });
    $("#btn1").on("click", function (event) {
        event.preventDefault();
      alert('click');
      return false;
    });
    });