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Re: 'Dynamic scoping' of capture variables ($1, $2, etc.)

by moritz (Cardinal)
on Dec 16, 2012 at 20:42 UTC ( [id://1009092]=note: print w/replies, xml ) Need Help??

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  1. or download this
    use 5.010;
use strict;
...
__END__
42
undef
  2. or download this
    sub R {
   printf qq{before: \$_ is '$_'};
...
after: $_ is 'xxxxx' $1 is '1' 
after: $_ is 'xxxxx' $1 is '1' 
after: $_ is 'xxxxx' $1 is '1'

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