sh is null if
VARIABLE="this variable is not null"
if [[ -z $VARIABLE ]]
then
echo "is null"
else
echo "is not null"
fish is null if
VARIABLE="this variable is not null"
if [[ -z $VARIABLE ]]
then
echo "is null"
else
echo "is not null"
fiCopyright © 2021 Codeinu
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