How can I see all environment variables?

3.1 Using Environment Variables in Bash Shell

Under bash shell: To list all the environment variables, use the command ” env ” (or ” printenv “). You could also use ” set ” to list all the variables, including all local variables. To reference a variable, use $varname , with a prefix ‘$’ (Windows uses %varname% ).

How do I get a list of all commands in Linux?

20 Answers

1. compgen -c will list all the commands you could run.
2. compgen -a will list all the aliases you could run.
3. compgen -b will list all the built-ins you could run.
4. compgen -k will list all the keywords you could run.
5. compgen -A function will list all the functions you could run.

4 июн. 2009 г.