diff --git a/test.sh b/test.sh
index d0010a6..e663cb7 100755
--- a/test.sh
+++ b/test.sh
@@ -18,19 +18,12 @@ fi
 
 
 
-function myfunc()
-{
-    local -n __resultvar="$1" || return 1
-	__resultvar[0]="a"
-	__resultvar[1]="b"
-	echo 'yes';
-	if [ -f /etc/debian_version ] ; then
-		__resultvar[2]="c"
-		__resultvar[3]="d"
-		__resultvar[4]="e"
-	fi
-	echo "ok"
-}
-
-if [ "${(detect_os OS)[1]}" = "debian" ]; then echo 'YES'; fi
+while getopts 'r' flag; do
+    case "${flag}" in
+        r) echo "R" ;;
+		a) echo "A" ;;
+		b) echo "B" ;;
+		c) echo "C" ;;
+    esac
+done