The :disabled selector selects all disabled form elements.
$(":disabled")
Select all the disabled form elements:
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <script> $(document).ready(function(){ $(":disabled").css("background-color", "red"); });//from ww w . ja va 2 s. c o m </script> </head> <body> <form action=""> name: <input type="text" name="user"><br> id:<input type="text" name="id" disabled="disabled"> age: <select disabled="disabled"> <option>2</option> <option>3</option> <option>5+</option> </select> <input type="submit"> </form> </body> </html>