Environmental Variables

To view all environmental variables:

$ env
$ printev

digitalocean.com/set-environmental-and-shell-variables-on-linux

# Set Shell variable
$ set TEST_VAR="HELLO WORLD!"
$ echo $TEST_VAR
$ set | grep TEST_VAR

# Set env variable
$ export TEST_VAR
$ printenv | grep TEST_VAR

Citations

• STUPID: Chapter 5 in GNU Bash manual https://www.gnu.org/software/bash/manual/?
• support.apple/terminal