404 page with file name query

Question

How can I make a 404 php page with the 404'd file name in the link, example would be:

http://website.com/WrongPageName.html

would go to

 http://website.com/404.php?page=WrongPageName.html

Answer 1

Sorry did abit of research after soulmerge told me its a feature in my http, so i found out

$_SERVER['REQUEST_URI']; 

then i used htaccess to go to a 404 file which would echo that out, the rest of the work is simple.