On 3 Nov 2004 16:38:39 -0000, Matthew Weier O'Phinney
<[EMAIL PROTECTED]> wrote:
> * Daniel Schierbeck <[EMAIL PROTECTED]>:
>
> > function foobar ($a, $b, $c = null)
> > {
> > if (isset($c)) {
> > echo 'The third argument was set';
> > }
> > }
>
> That check should be for 'is_null($c)' as the default value of $c will
> be null, and it will be always set, even if not sent.
>
The example above is correct ... you can check with isset($c) and
always will return false, as the manual says: " isset() will return
FALSE if testing a variable that has been set to NULL. "
Regards,
Jordi.
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