getopts wtf

opts.sh

#!/bin/bash

function my_test() {
  echo '== my_test =='
  local opt k s
  while getopts 'ks' opt; do
    echo "opt: $opt, OPTARG: $OPTARG"
    # [[ "$1" == '-s' ]] && s=1
    # [[ "$1" == '-k' ]] && k=1
  done
  shift $((OPTIND-1))
  echo "$@"
}

my_test 1
my_test -s 2
my_test -k 3
my_test -s -k 4
my_test -k -s 5
my_test -g 6

# == my_test ==
# 1
# == my_test ==
# opt: s, OPTARG:
# 2
# == my_test ==
# 3
# == my_test ==
# opt: k, OPTARG:
# 4
# == my_test ==
# 5
# == my_test ==