On 6/8/06, Mr. Shawn H. Corey <[EMAIL PROTECTED]> wrote:
On Thu, 2006-08-06 at 10:56 -0700, Anthony Ettinger wrote:
> i prefer the return once method:
>
> sub foo
> {
>     my $self = shift;
>     if (@_ == 1) { $self->{'foo'} = shift; }
>
>     return $self->{'foo'};
> }

I would prefer it to return the old value:

sub foo {
  my $self = shift;
  my $old_foo = $self->{'foo'};
  $self->{'foo'} = shift if @_ > 0;
  return $old_foo;
}


--
__END__

Just my 0.00000002 million dollars worth,
   --- Shawn


If you set a new value, why would you want your client to still be
using the old value?



--
Anthony Ettinger
Signature: http://chovy.dyndns.org/hcard.html

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