> One thing you should know is that when you use $_GET, you'll be sending a > little information about the particular page to the browser and therefore it > would be displayed in the address bar so for example if you're using get on > a login page, you'll be showing user id and passwrod in the address bar. > $_POST does the exact opposite of $_GET in that aspect and it's ideal. > $_REQUEST does both. > > Its also important to know that some critical information like multipart meta data cant be sent via get. And GET method is not safe too. Large chunks of data are sent via POST method.
$_REQUEST is not advised to use for security reasons.. there are senior and experienced programmers here who will elaborate more onto this :)