requests

Calling in HTML

<form ... action="process.php" method=[GET/POST]>

• GET will link to page and pass in url

• POST will link to page and pass in request body

Superglobals

• Variables $_GET $_POST, $_REQUEST, $_COOKIE

• Request is a combo superglobal and gets get and post

• Test with var_dump($_GET)

• These are associative arrays so just use ['key'] to access

Returning

• echo

Submit to yourself

• Can make form submit to itself action="<?php echo $_SERVER['PHP_SELF'] ?>"

• Before processing do, if(($\_SERVER['REQUEST_METHOD'] == 'POST') && (!empty($\_POST['action'])));

Validation

• if else preg_match, preg_match('re', str)

Form Specifics

• Names must be different

• If you have like a checkbox with the same name, can make name=music[] which will make it an array

• echoing echo checked at the end of checkbox input tag will check box