sun4lower
3/16/2018 - 9:24 AM
The mean of $?
Expands to the exit status of the most recently executed foreground pipeline.
echo $?
if [$? -eq 0]; then
# do something
else
# do something else
fiExpands to the exit status of the most recently executed foreground pipeline.
echo $?
if [$? -eq 0]; then
# do something
else
# do something else
fi