SHELL

bash switch case

case $1 in
start)
    #Start logic
    ;;
stop)
    # Stop logic
    ;;
*)
	# Default logic
    echo $"Usage: $0 {start|stop}"
    exit 1
    ;;
esac

Bash switch

case "$C" in
"1")
    do_this()
    ;;
"2" | "3")
    do_what_you_are_supposed_to_do()
    ;;
*)
    do_nothing()
    ;;
esac