Help for this page

Select Code to Download


  1. or download this
    use strict;
use warnings;
...
outer(4);
outer(5);
inner();
  2. or download this
    Variable "$x" will not stay shared at a.pl line 8.
4
4    # XXX Want 5.
4    # XXX Don't want inner sub to be public
  3. or download this
    use strict;
use warnings;
...
outer(4);
outer(5);
inner();
  4. or download this
    4
5
Undefined subroutine &main::inner called at a.pl line 16.