SPUG: Understanding RUID EUID and modules (fwd)
John W. Krahn
krahnj at telus.net
Wed May 16 12:51:40 PDT 2007
John Costello wrote:
>
> So, do modules have their own $< and $>, copied from the main script? Are
> modules run as separate processes? Where would be a good spot to start
> reading (Programming Perl?)?
Some of Perl's special variables are package scoped variables and some are
global. Unfortunately the documentation does not specify the scope of $< and
$> but I would have to assume from your experiment that they probably have
package scope.
perldoc perlvar
John
--
Perl isn't a toolbox, but a small machine shop where you can special-order
certain sorts of tools at low cost and in short order. -- Larry Wall
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