A collection of 21 tips on process Web forms with PHP scripts. Clear explanations and tutorial exercises are provided on generating and processing Web forms, getting values out of $_REQUEST, processing multiple choices, removing slashes, adding multiple submit buttons, adding hidden values, processing original query string: How To Retrieve the Submitted Form Data? How To List All Values of Submitted Fields? How To Retrieve Input Values for Checkboxes Properly? How To Remove Slashes on Submitted Input Values? How To Support Multiple Submit Buttons? How To Support Hidden Form Fields? How To Retrieve the Original Query String? How To Protect Special Characters in Query String? ...