shell script -z
# -z string
# True if the length of string is zero.
MY_VAR="${1}"
if [ -z $MY_VAR ] ; then
echo "No input provided for script"
exit 1
fi
shell script -z
# -z string
# True if the length of string is zero.
MY_VAR="${1}"
if [ -z $MY_VAR ] ; then
echo "No input provided for script"
exit 1
fi
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