Environment Variables

SHELL

The current shell in use.

bash

printenv SHELL

bash

/bin/bash

The path to the user's home directory.

bash

printenv HOME

bash

/home/kuga

The path to the current directory.

bash

printenv PWD

bash

/home/kuga

The current user.

bash

printenv USER

bash

kuga

The path where executable programs are searched, separated by colons.

bash

printenv PATH

bash

/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

The level of the shell, starting from 1.

bash

printenv SHLVL

bash