#!/usr/bin/env bash

# extracting command line options as parameters

while [ -n "$1" ]
do
	case "$1" in
		-a) echo "Found the -a option" ;;
		-b) echo "Found the -b optins" ;;
		-c) echo "Found the -c optins" ;;
		*) echo "$1 is not a valid options" ;;
	esac
	shift
done