Drieux wrote:
>
> I just found this in the perldoc
>
> " Currently Perl subroutines have fairly limited
> support for formal parameter lists. You can specify the
> number of parameters and their type, but you still have to
> manually take them out of the `@_' array yourself. Write a
> source filter that allows you to have a named parameter
> list. Such a filter would turn this:
>
> sub MySub ($first, $second, @rest) { ... }
>
> into this:
>
> sub MySub($$@) {
> my ($first) = shift ;
> my ($second) = shift ;
> my (@rest) = @_ ;
> ...
> }
> "
>
> does this still make sense?
>
> does it improve the compiled object any?
>
> and why not
>
> sub MySub($$@) {
> my( $first, $second, @rest ) = @_;
> ...
> }
They both do the same thing although the second version may be faster
(You would have to benchmark to be sure.)
John
--
use Perl;
program
fulfillment
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