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  1. or download this
    sub test {
   BEGIN {warn "---- function-scope\n"};
...
test();

func('filescope');
  2. or download this
    ---- function-scope
* importing from Module
running func(function-scope) at d:/exp/t_lexical_unimport.pl line 13.
running func(filescope) at d:/exp/t_lexical_unimport.pl line 19.
  3. or download this
    my $caller_pack = caller;

...
}

1;