How to uninstall or remove erlang-erl-docgen software package from Ubuntu 16.04 LTS (Xenial Xerus)

You can uninstall or removes an installed erlang-erl-docgen package itself from Ubuntu 16.04 LTS (Xenial Xerus) through the terminal,

$ sudo apt-get remove erlang-erl-docgen

Uninstall erlang-erl-docgen including dependent package

If you would like to remove erlang-erl-docgen and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove erlang-erl-docgen

Use Purging erlang-erl-docgen

If you use with purge options to erlang-erl-docgen package all the configuration and dependent packages will be removed.

$ sudo apt-get purge erlang-erl-docgen

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove erlang-erl-docgen