Kevin Pfeiffer wrote:
>
> I would have thought that this would initialize my $indent variable to 2
> (like setting an initial state for an object), but if I call "indent()" I
> get nothing back. :-(
>
>
> { # static local variable
> my $indent = 2;
>
> sub indent {
> my $increment = shift;
> $indent += $increment if $increment;
> return $indent;
> }
> }
By the way, that's not a closure! It's just a subroutine
with a non-volatile local variable.
Rob
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