jQuery last-child code example
Example: jquery last child
<ul>
<li>list item 1</li>
<li>list item 2</li>
<li>list item 3</li>
<li>list item 4</li>
<li>list item 5</li>
</ul>
<script>
//in all the group you can find the last item with .last() function
$( "li" ).last().css( "background-color", "red" );
</script>