How to install plenv on Windows 10 WSL

plenv_on_wsl.md

plenv = Perl binary manager

Use plenv to pick a Perl version for your app. Compared with perlbrew, plenv supports project local version determination.

WSL = Windows Subsystem for Linux -Installation Guide

1. check Linux version:

lsb_release -a  # Description: Ubuntu 16.04.4 LTS

2. update WSL (Ubuntu) and install build tools (e.g. make)

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install build-essential

3. install plenv

git clone https://github.com/tokuhirom/plenv.git ~/.plenv
echo 'export PATH="$HOME/.plenv/bin:$PATH"' >> ~/.profile
echo 'eval "$(plenv init -)"' >> ~/.profile
exec $SHELL -l

4. check system perl version:

perl -v

5. install Perl 5.26.1

plenv help
plenv install --list
plenv install 5.26.1 # this step takes a while
plenv global 5.26.1  # change global default perl to 5.26.1
plenv rehash
perl -v
plenv install-cpanm  # install cpanm for Perl 5.26.1

Perl 5.26.1 is now installed in the home directory, the system’s Perl is intact.