On Wed, 05 Aug 2009 12:55:22 +1000, Chas. Owens <chas.ow...@gmail.com>
wrote:
snip
In this case it is telling Perl that compare expects two scalars as
arguments.
snip
Now the compare($$) makes much more sense.
snip
There are many [pitfalls][2] to prototypes and they should really not be
used unless you have a really good reason.
[1] : http://perldoc.perl.org/perlsub.html#Prototypes
[2] : http://www.perl.com/language/misc/fmproto.html
I will have a read of these along with John's link.
Thank you Chas. for your reply.
Dave
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