Help for this page

Select Code to Download


  1. or download this
    use warnings;
    use strict;
    ...
    print Dumper BB => $b1 - $a0; 
    print Dumper CC => $b1 - $b0;
    print Dumper DD => $a1 - $b0;
    
  2. or download this
    >perldoc -f can
    No documentation for perl function 'can' found
    
  3. or download this
        This feature is available from Perl 5.31.6 onwards when enabled by
    + "use
        feature 'isa'". This feature is enabled automatically by a "use v5
    +.36"
        (or higher) declaration in the current scope.