if you just say
$some_var = "this"
that defines the variable. but if you had something like
if ($some_var == "that")
without setting $some_var to something beforehand you would probably get an
error.
"Uwe Birkenhain" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Hi everybody,
> I have PHP 4.21 since today running on my win98-PC (YEAH!)
>
> Now I try the programs which I usually use on a webserver -
> they work basically, but I get a lot of errormessages like "Undefined
> variable: mod in ....."
>
> Two questions:
> - is it now neccessary to define variables before I use them??? Or is it a
> windows-problem? Or what?
> - some of the undefined variables are defined, but in an include-file -
why
> might this be a problem?
>
> Thank's a lot for any help,
> Uwe
>
>
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