function usage() {
echo "Usage: $(basename $0) Explain options here"
exit 0
}
[[ -z $1 ]] && { usage; }
Related[edit]
See also[edit]
set, unset, set -o, set -x, set -e, set +e, set -E, set +b, set -u, $?, exit, return, trap, PostgreSQL SET
if
, man test
, -z, elif
- Command-line argument parsing,
argparse
, optparse
, click
, inquirer
, docopt
, help
, usage
, minimist