If $a = 'foo' and $$a = nothing (i.e. no value assigned to $foo) you will get an error if you tried to use this to do something else.
On Sun, Mar 6, 2011 at 3:21 PM, tedd <tedd.sperl...@gmail.com> wrote: > At 6:42 PM +0530 3/6/11, Ashim Kapoor wrote: > >> Dear All, >> >> I was reading the php manual for session_register, and I found the >> following >> line there : - >> >> >> $_SESSION[$var] = $$var; >> >> Why do I need $$ there ? Can someone explain? >> >> Thank you, >> Ashim >> > > Ashim: > > You don't need to user session_register(). > > Cheers, > > tedd > > > -- > ------- > http://sperling.com/ > > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > -- Mujtaba