bash script input case statement code example

Example 1: bash case statement

case expression in
    pattern1 )
        statements ;;
    pattern2 )
        statements ;;
    ...
esac

Example 2: bash switch case

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