JSFiddle - React, Tailwind, and code Playground

HTML

<title>animacija</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
<body>
  <input type="file" name="file" id="file">
  <div id="123"></div>
</body>

JavaScript

document.getElementById('file').onchange = function() {

  var file = this.files[0];
  var FR = new FileReader();

  FR.readAsText(file);
  FR.onload = function(data) {
    var myVar = data.target.result;
    $("#123").html(myVar);
  }
};