On May 31, 7:55 am, [EMAIL PROTECTED] (David Unric) wrote:
> Based on perlref documentation arrow operator between brackets subscripts
> may be omitted so the following code is valid:
>
> @array = ( [1, 2], [3, 4] );
> $element = $array[0][0]; # shorthand for $element = $array[0]->[0]
>
> Could somebody explain why it causes syntax error when the above rule is
> applied to returned value of a subroutine ?
>
> sub mysub {
> @array = ( [1, 2], [3, 4] );
>
> return @array;
>
> }
>
> $element = (&mysub)[0][0]; # $elem = (&mysub)[0]->[0] is valid
> ------------------------------
> syntax error at testarr.pl line 7, near "]["
the sub mysub should pass an array ref ([EMAIL PROTECTED]) not the array
(@array).
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