On 11/20/05, Ingo Blechschmidt <[EMAIL PROTECTED]> wrote:
> sub foo (*@;AoA) { @;AoA }
>
> my @array1 = <a b c>;
> my @array2 = <d e f>;
>
> my @AoA = foo @array1, @array2;
> say [EMAIL PROTECTED]; # 2?
1
> say [EMAIL PROTECTED]; # a b c?
a b c d e f
However,
my @AoA = foo(@array1; @array2);
# all of Ingo's predictions are now correct
> foo 1, 2;
> # dies (neither 1 nor 2 are arrays)?
Nope. The return value would be [[1,2]].
> foo $arrayref1, $arrayref2;
> # dies (neither $arrayref1 nor $arrayref2 are arrays)?
Returns [[$arrayref1, $arrayref2]] (a three-dimensional array).
> foo();
> # works, +foo() is 0?
Hmm. Hard to say whether that would be [] or [[]].
Luke
