• NAME
• SYNOPSIS
• DESCRIPTION
• METHODS
• new
• push (object)
• pop
• latest (integer)
• count
• clear
• SEE ALSO
• AUTHOR
• COPYRIGHT AND LICENSE

NAME

Games::Sudoku::Component::Controller::History

SYNOPSIS

  use Games::Sudoku::Component::Controller::History;
  my $history = Games::Sudoku::Component::Controller::History->new;

  my $item = Games::Sudoku::Component::Table::Item->new(
    row => 1,
    col => 2,
    allowed => [1,3],
  );

  $history->push($item);

  my $item2 = $history->pop;

DESCRIPTION

This module provides a history stack for the Games::Sudoku::Component::Controller manpage.

METHODS

new

Creates an object.

push (object)

Stores an object (supposedly of the Games::Sudoku::Component::Table::Item manpage) in the stack.

pop

Retrieves an object (supposedly of the Games::Sudoku::Component::Table::Item manpage) from the stack.

latest (integer)

Returns an array of the number of objects stored in the stack.

count

Returns how many items are stored in the stack.

clear

Clears the stack.

SEE ALSO

the Games::Sudoku::Component manpage,

the Games::Sudoku::Component::Controller manpage,

the Games::Sudoku::Component::Table manpage

AUTHOR

Kenichi Ishigaki, <ishigaki@cpan.org>

COPYRIGHT AND LICENSE

Copyright (C) 2006 by Kenichi Ishigaki

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