Started övning 4, labb 6

Labb6/test_func.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+# Jack-Benny Persson
+# LX13
+# Testing functions
+
+Nr1=$1
+Nr2=$2
+
+# Sanity checks
+if [ $# -ne 2 ]; then
+	echo "`basename $0` requires two arguments (integers)"
+	exit 2
+fi
+
+# Functions
+add()
+{
+	Sum=$((Nr1+Nr2))
+	return $Sum
+}
+
+# Main
+add
+echo $?
+echo "Nr1 contained ${#Nr1} chars, Nr2 contained ${#Nr2}"
+
+
+exit 0