ED]]
Sent: Wednesday, August 14, 2002 3:20 PM
To: [EMAIL PROTECTED]
Subject: RE: Hash, query->param help
If the user doesn't select a county in the first place,
$query->param('County') will be undefined, which means that
$counties{$query->param('County')}->{Count
If the user doesn't select a county in the first place, $query->param('County') will
be undefined, which means that $counties{$query->param('County')}->{County} will be an
error. So I think I need some code to handle this using something like
if($query->param('County'){}
I'm just stuck.
"Ha
> ...only the categories for which they have a value
This is probably the easiest way.
# this will set the value to '' if the key doesn't exist
my $email_county = $counties{$query->param('County')}->{County} || '';
> And how do I wrap this so the user will select a county
I'm not sure I unders
