[Resolved] $_SESSION question

[twcmad]

Just a quick one.

I have a $_SESSION['var'] which is numeric. If I want to increase whcih is the best way to do this ?

$_SESSION['var']++;

or

$num = $_SESSION['var']+1;

or

$num = $SESSION['var'];
$num++;
$SESSION['var'] = $num;

Thanks

TWCMAD

[mrhappiness]

the 1st

the 2nd does not increase the session var and the 3rd is th elong form of #1