env function:

• Can also be called as $

Get enviornment variable.

Examples:

• running: (env "PATH") can give something like: "\/snap\/bin:\/home\/runner\/.local\/bin:\/opt\/pipx_bin:\/home\/runner\/.cargo\/bin:\/home\/runner\/.config\/composer\/vendor\/bin:\/usr\/local\/.ghcup\/bin:\/home\/runner\/.dotnet\/tools:\/usr\/local\/sbin:\/usr\/local\/bin:\/usr\/sbin:\/usr\/bin:\/sbin:\/bin:\/usr\/games:\/usr\/local\/games:\/snap\/bin"