The :last-child selector selects all elements who are the last child of their parent.
$(":last-child")
Select every <p> element that is the last child of its parent:
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("p:last-child").css("background-color", "yellow"); });//from w w w . j a va2s. c om </script> </head> <body> <p>The first paragraph in body.</p> <div style="border:1px solid;"> <p>The first paragraph in div.</p> <p>The last paragraph in div.</p> </div><br> <div style="border:1px solid;"> <p>The first paragraph in another div.</p> <p>The last paragraph in another div.</p> <span>This is a span element.</span> </div> <p>The last paragraph in body.</p> </body> </html>