" . "
" . "" . " \n" . "\n" . "" . "" . "
Your name :
ZIP code :
"); } if (isset($_GET['Submit'])) { print("\n" . "" . "Form validation results"); $name = $_GET['name']; if (!preg_match("/\w+/", $name)) { print("

Please enter your name

"); sendForm(); print(""); print(""); exit(0); } $zip = $_GET['zip']; if (! preg_match("/\d\d\d\d\d/", $zip)) { print("

Please doublecheck the ZIP code

"); sendForm(); print <<< HERE HERE; exit(0); } print("

Your data is accepted
Thank you for submission

"); print(""); exit(0); } print(""); ?> Form validation

Form validation

Your name :
ZIP code :