JSFiddle - React, Tailwind, and code Playground

by Dinker Srivastava

HTML

<div id="myDIV">
  <p>I am a p element inside div, and I have a <span id="mySPAN">span</span> element inside of me.</p>
</div>

<p>Click the button to find out if the div element contains a span element.</p>

<button id="btn">Try it</button>

<p id="demo"></p>

JavaScript

$(document).ready(function() {
  $("#btn").on("click", function() {
    var span = document.getElementById("mySPAN");
    var div = document.getElementById("myDIV").contains(span);
    document.getElementById("demo").innerHTML = div;
  })
})