Experienced PHP programmer wanted to implement server side validation of a numeric field. The procedure is here : http://www.dynamicdrive.com/forums/archive/index.php/t-21973.html I dont have the time to go through the code so anyone who is confident enough please PM me.
$your_field = $_REQUEST["your_field"]; //just name the text box your_field if (!is_numeric($your_field)) { die ("Numbers only please"); } PHP: There, did it for free for you That's a simple example.