libiterator-perl software package provides Perl implementation of iterators, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libiterator-perl
libiterator-perl is installed in your system.
Make ensure the libiterator-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libiterator-perl *
You will get with libiterator-perl package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Perl |
| Package | libiterator-perl |
| Version | 0.03+ds1-1 |
| Description | Perl implementation of iterators |
| Sub Section | Perl |