NAME¶

Data::Perl::Role::Counter - Wrapping class for a simple numeric counter.

VERSION¶

version 0.002011

SYNOPSIS¶

  use Data::Perl qw/counter/;
  my $c = counter(4);
  $c->inc;   # $c == 5
  $c->reset; # $c == 0

DESCRIPTION¶

This class provides a wrapper and methods for a simple numeric counter.

PROVIDED METHODS¶

new($value)

Constructs a new Data::Perl::Collection::Counter object initialized with the passed in value, and returns it.

set($value)

Sets the counter to the specified value and returns the new value.

This method requires a single argument.

inc

inc($arg)

Increases the attribute value by the amount of the argument, or by 1 if no argument is given. This method returns the new value.

This method accepts a single argument.

dec

dec($arg)

Decreases the attribute value by the amount of the argument, or by 1 if no argument is given. This method returns the new value.

This method accepts a single argument.

reset

Resets the value stored in this slot to its default value, and returns the new value.

SEE ALSO¶

• Data::Perl
• MooX::HandlesVia

AUTHOR¶

Matthew Phillips <mattp@cpan.org>

COPYRIGHT AND LICENSE¶

This software is copyright (c) 2020 by Matthew Phillips <mattp@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.