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rafaelmaeuer/check-var-empty.sh

Created July 20, 2023 14:09
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check-var-empty.sh
# -n operator: check if var is not empty
VAR="test"
if [ -n "$VAR" ]; then
echo "$VAR is not empty"
fi
# -z operator: check if var is empty
VAR=""
if [ -z "$VAR" ]; then
echo "$VAR is empty"
fi
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