NAME
    List::AllUtils::Null - List subroutines that treat undef as contagious
    unknown, like null in SQL

VERSION
    This document describes version 0.004 of List::AllUtils::Null (from Perl
    distribution List-AllUtils-Null), released on 2021-07-05.

SYNOPSIS
     use List::AllUtils::Null qw(
         max maxstr min minstr
         sum
     );

     say max(1,2,3,4,5);     # => 5
     say max(1,2,undef,4,5); # => undef

     say min(1,2,3,4,5);     # => 1
     say min(1,2,undef,4,5); # => undef

     say sum(1,2,3,4,5);     # => 15
     say sum(1,2,undef,4,5); # => undef

DESCRIPTION
    Keywords: monadic zero.

FUNCTIONS
  max
  maxstr
  min
  minstr
  sum
HOMEPAGE
    Please visit the project's homepage at
    <https://metacpan.org/release/List-AllUtils-Null>.

SOURCE
    Source repository is at
    <https://github.com/perlancar/perl-List-AllUtils-Null>.

BUGS
    Please report any bugs or feature requests on the bugtracker website
    <https://rt.cpan.org/Public/Dist/Display.html?Name=List-AllUtils-Null>

    When submitting a bug or request, please include a test-file or a patch
    to an existing test-file that illustrates the bug or desired feature.

SEE ALSO
    Your favorite SQL reference.

    List::Util and friends (List::SomeUtils, List::UtilsBy, List::MoreUtils,
    List::AllUtils).

    List::AllUtils::ContainsNull

AUTHOR
    perlancar <perlancar@cpan.org>

COPYRIGHT AND LICENSE
    This software is copyright (c) 2021 by perlancar@cpan.org.

    This is free software; you can redistribute it and/or modify it under
    the same terms as the Perl 5 programming language system itself.

