jQuery insertBefore()

It is used to insert the specified content before the selected elements. before() and insertBefore() methods are doing the same task, add a text or html content before the matched elements.

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery insertBefore()</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script>
$(document).ready(function() {
  $("#button").click(function() {
     $("<span><strong>I'm coming from insertBefore() method</strong></span>").insertBefore("p");
  });
});
</script>
</head>
<body>
 <p>This is first paragraph</p>
 <button style="margin:0 0 10px 0;" class="btn" id="button">Click here</button><br />
 </body>
</html>