I have a form with PHP Validation and this is EXACTLY the solution I've been looking for! Thank you SO MUCH!
For my form I had to create variables for each required field:
Code:
$name_class = "class='error'";
$email_class = "class='error'";
$msg_class = "class='error'";
as well as create rules to return each field to its "valid" default CSS state and so it is no longer highlighted in...