source ~/.bashrc

. ~/.bashrc

declare -A ARRAY
ARRAY[0]="foo"
ARRAY[1]="bar"

for item in "${ARRAY[@]}"; do
  [...do something whith $item...]
done

while :; do
  case $1 in
	-u|--user)
	  USERNAME=${2}
	  shift
	  ;;
	-h|--host)
	  HOSTS=${2}
	  shift
	  ;;
	--help)
	  show_help
  	  exit
	  ;;
	-v|--verbose)
	  VERBOSE=$((verbose + 1))
	  ;;
	-q|--quiet)
	  QUIET=1
	  ;;
	--)
	  shift
	  break
	  ;;
	-?*)
	  printf 'WARN: Unknown option (ignored): %s\n' "$1" >&2
	  ;;
	*)
	  break
  esac
  shift
done