A Quick Introduction to Unix/Environment Variables
To get all the system environment Variables: printenv.
To get one by its name: echo $PATH.
To modify it: export $PATH="/usr/local/sbin:/usr/local/bin".
To get all the system environment Variables: printenv.
To get one by its name: echo $PATH.
To modify it: export $PATH="/usr/local/sbin:/usr/local/bin".