# NAME

List::Collection - List::Collection

# VERSION

version 0.0.1

# SYNOPSIS

    use List::Collection;
    ...

# DESCRIPTION

Blablabla

# METHODS

## new

List::Collection's construction function

## intersect

Intersection of multiple Lists, number of parameter could be bigger than two and type is ArrayRef

## union

union set of multiple Lists, number of parameter could be bigger than two and type is ArrayRef

## subtract

subtraction(difference set) of two Lists, input parameters' type is ArrayRef

## complement 

complement set of multiple Lists, number of parameter could be bigger than two and  type is ArrayRef

# AUTHOR

Yan Xueqing <yanxueqing621@163.com>

# COPYRIGHT AND LICENSE

This software is copyright (c) 2016 by Yan Xueqing.

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