Once a shell variable has been created, how can the variable be removed from the environment?
A.
VAR=
B.
set -d VAR
C.
set -u VAR
D.
unset VAR
Once a shell variable has been created, how can the variable be removed from the environment?
Once a shell variable has been created, how can the variable be removed from the environment?
A.
VAR=
B.
set -d VAR
C.
set -u VAR
D.
unset VAR