assignment #2-q1

lastarg.sh

#!/bin/sh
# Author: Chris Niesel
# Class: Computer Science 2211A

# output the last argument passed to the script

# check if there are more than 0 argument
while [ $# -gt 0 ];do
        # if current argument is the last one output it
        if [ "$#" -eq 1 ]; then
                echo $1
                exit 0

# otherwise shift to the next one
        else
                shift
        fi
done