how to exit immediately with getopts option in bash script

what I tried. ~~~sh #!/bin/bash # set -e echo hello while getopts sr o; do case $o in s) echo "no" yell() { echo "$0: $*" >&2; } die() { yell "$*"; exit 111; } try() { "$@" || die "cannot $*"; } ;; r) echo "yes" yell() { echo "$0: $*" >&2; } die() { yell "$*"; exit 111; } try() { "$@" || die "cannot $*"; } ;; \?) exit 3;; #invalid option esac done echo after_case ~~~ What I am trying to do: in terminal, the following 2 command: bash /home/jian/Desktop/pgdev/test1.sh -s bash /home/jian/Desktop/pgdev/test1.sh -r do not print out aftercase. references: https://unix.stackexchange.com/questions/684717/how-to-use-getopts-in-bash https://stackoverflow.com/questions/1378274/in-a-bash-script-how-can-i-exit-the-entire-script-if-a-certain-condition-occurs