How do I continue a session from one page to another with PHP

Question

Ok I set up a session... but now how do I make it work on my other pages?

I tried doing

@session_start();

if(isset($_SESSION[\'$userName\'])) {

 ec         


        

Answer 1

1. Create a login page, the user must not login without correct id and passowrd.
2. After logging in the user comes to the home, here user can logout and goes back to the login page

NOTE: User must not access home page without going through login page.