Re: functions that deal with hash should be more liberal

[Tom Christiansen]

>Today around 11:48am, Tom Christiansen hammered out this masterpiece:

>: >So basically, it would be nice if each, keys, values, etc. could all deal
>: >with being handed a hash from a code block or subroutine...
>: 
>: In the current Perl World, a function can only return as output to
>: its caller a LIST, not a HASH nor an ARRAY.  Likewise, it can only
>: receive a LIST, not those other two.

>So, this is really a bug?

>#!/usr/local/bin/perl -w
>use strict;
>$|++;

>sub func {
>  return qw/KeyOne Value1 KeyTwo Value2/;
>}

>print "$_\n" foreach keys &func();

No.  keys() expects something that starts with a %, not
something that starts with a &.

--tom