Something like this will work...
<?php
if(empty($_GET['1']) && empty($_GET['2']) && empty($_GET['3']) &&
empty($_GET['4'])){
echo "All vars are EMPTY";
}else{
echo "Some vars contain Content";
}
?>
<[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
>
> The db will include these 4 rows even though they don't store data.
> Eventually they will contain data for contact info as soon as the users
> log in and it prompts them for it.
>
> On Tue, 26 Nov 2002, DL Neil wrote:
>
> > Ed,
> > Assuming there will be a response from the db-tbl, here is another
choice:
> >
> > if ( $lineone . $linetwo . $linethree . $linefour > "" )
> > {
> > //show it to the user and ask if they want to change it
> > }
> > else
> > {
> > //prompt for information
> > }
> >
> > Do you mean that the db-tbl will have a row of data even if the four
fields
> > are empty, or if there is no data (in those fields) will that imply that
> > there is no row (and thus different code needed)?
> > =dn
> >
> >
> > > All four must be an empty string. I will be pulling the values from a
> > > MySQL database. If these fields are empty I'll be prompting for
> > > information. If any one of them contain anything I'll be showing it to
> > > the user and asking if they want to change it.
> > >
> > > Thanks,
> > >
> > > Ed
> > >
> > >
> > > On Tue, 26 Nov 2002, Ernest E Vogelsinger wrote:
> > >
> > > > At 13:50 26.11.2002, [EMAIL PROTECTED] said:
> > > > --------------------[snip]--------------------
> > > > > I'll be trying to use a routine that checks 4 seperate variables
for
> > > > >content and need to know the easiest method to do so. The function
> > works
> > > > >on 2 conditions; either all the variables are empty and I do
something
> > or
> > > > >I do something else.
> > > > >
> > > > >$lineone
> > > > >$linetwo
> > > > >$linethree
> > > > >$linefour
> > > > >
> > > > > Would you use
> > > > >
> > > > >if ($lineone && $linetwo && $linethree && $linefour = "")
> > > > --------------------[snip]--------------------
> > > >
> > > > Your expression yields true if 1-3 are not-empty AND four is an
empty
> > > > string. Not sure if that's what you want.
> > > >
> > > > All empty:
> > > > !($lineone || $linetwo || $linethree || $linefour)
> > > > --or--
> > > > !$lineone && !$linetwo && !$linethree && !$linefour
> > > >
> > > > All set:
> > > > $lineone && $linetwo && $linethree && $linefour
> > > >
> > > >
> > > > --
> > > > >O Ernest E. Vogelsinger
> > > > (\) ICQ #13394035
> > > > ^ http://www.vogelsinger.at/
> > > >
> > > >
> > > >
> > > > --
> > > > PHP General Mailing List (http://www.php.net/)
> > > > To unsubscribe, visit: http://www.php.net/unsub.php
> > > >
> > >
> > >
> > > --
> > > PHP General Mailing List (http://www.php.net/)
> > > To unsubscribe, visit: http://www.php.net/unsub.php
> > >
> > >
> >
>
--
PHP General Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php
