JQuery Add

The add() method is used to add element to the existing group of elements.
This example adds the same css style for both p and span elements with the existing h1 element.

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("h1").add("p").add("span").css("background-color", "cyan");
});
</script>

</head>
<body>

<h1>Welcome to india</h1>
<p>please Add paragraph.</p>
<p>Another p element.</p>

<span>A span element.</span>
<span>A span element.</span><br><br>
</body>
</html>

Output