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/
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