Help for this page

Select Code to Download


  1. or download this
    #!/usr/bin/perl
    use strict;
    ...
    
    __END__
    
  2. or download this
    All scalars defined and non-empty
    empty
    not defined
    
  3. or download this
    All scalars defined and non-empty
    '$baz' empty
    '$bar' not defined