<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> </head>
<body>
<h1>jQuery pushStack() Method</h1>
<ul>
<li>Apple</li>
<li>Banana</li>
<li>Cheery</li>
<li class="point">Dragon fruit</li>
<li>Elderberry</li>
<li>fig</li>
</ul>
<script>
$(document).ready(function(){
$.fn.myFunction = function(){
var newCollection = this.prev().add( this.next());
return this.pushStack(newCollection, "myFunction", "")
};
$(function($){
$("li.point").myFunction()
.css("color", "blue")
.end()
.css("color", "red");
});
});
</script> </body>
</html>