PHP can perform following task on the server:-
1) It can read,write and manipualte web page content.
2) It can handle file at the Server side
3) We can use My Sql Server as a database support.
1) It is Free and Open source.
2) Cross Platform and Cross Browser(Portability).
Important facts about php prg:-
1)PHP code always written within
PHP code goes here
2)You have to save your prg in the specific folder
c:\wamp\www (in the case of WAMP)
c:\Xampp\htdocs ( in the case of xampp)
1.Single Line Comment //
2.Multi Line Comment /* */