note 85641 added to tutorial.firstpage

I input the sample phpfile in notepad and saved it as a php file. I downloaded the wamp server and tried to open the file. I'm using http://localhost/helloworld.php and it keeps giving me http file not found in the browser What am I doing wrong? ---- Server IP: 208.69.120.35 Probable Submitter: 24.159.57.253 ---- Manual Page -- http://www.php.net/manual/en/tutorial.firstpage.php Edit -- https://master.php.net/note/edit/85641 Del: integrated -- https://master.php.net/note/delete/85641/integrated Del: useless -- https://master.php.net/note/delete/85641/useless Del: bad code -- https://master.php.net/note/delete/85641/bad+code Del: spam -- https://master.php.net/note/delete/85641/spam Del: non-english -- https://master.php.net/note/delete/85641/non-english Del: in docs -- https://master.php.net/note/delete/85641/in+docs Del: other reasons-- https://master.php.net/note/delete/85641 Reject -- https://master.php.net/note/reject/85641 Search -- https://master.php.net/manage/user-notes.php