Mohammed Khatib wrote:
> Dear Perl people,
>
> I'm just wondering about the set up of class variables in a Perl class.
> Say I have something like the following:
>
> ======================
> sub new
> {
> # fetch class name
> my $class = shift;
>
> # create object
> my $self = {
> _path => shift,
> };
>
> # open input definition file
> open(DEF, $self->{_path})
> or die "\n"
> . __PACKAGE__
> . ": Couldn't open definition file for reading! - "
> . $self->{_path}
> . "\n";
>
> # read in entire file
> # @def is a global variable here, global in the module only that is
> @def = <DEF>;
>
> bless $self, $class;
> }
>
> ======================
>
> Now, with the initialisation of the global @def array, is there any benefit
> of initialising this array as
>
> $self->{_def => <DEF>} instead of having an explicit global array @def?
What happens to @def on your second new call ?
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