Am 13.05.2015 um 20:12 schrieb Allin Cottrell:
On Wed, 13 May 2015, Sven Schreiber wrote:
> Am 13.05.2015 um 09:41 schrieb Sven Schreiber:
> And I just discovered that not using the pointer form seems to work
> with a null default value:
> I'm mentioning this because according to the docs under the heading
> "Function parameters: optional refinements" it says: "For optional
> pointer and list arguments (see section 13.4), the special default
> value null." So this case isn't covered by the description.
Right enough; it should be.
I should add that later in section 13.4 there is also the statement "If
a string argument is considered optional, it may be given a null default