Solution to exercise of unit 02-05

exercise_0205/go.mod

+module gitlab.reutlingen-university.de/go-exercises/go-starter/exercise_0205
+
+go 1.20

exercise_0205/main.go

+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func printSlice(s []string) {
+	fmt.Printf("%p –len: %d cap: %d %#v\n", s, len(s), cap(s), s)
+}
+
+/*
+	func main() {
+		if len(os.Args) > 1 {
+			printSlice(os.Args)
+		} else {
+			fmt.Printf("Usage: %s <sentence>\n", os.Args[0])
+		}
+	}
+*/
+func main() {
+	noOfArgs := len(os.Args)
+	switch noOfArgs {
+	case 1:
+		fmt.Printf("Usage: %s <sentence>\n", os.Args[0])
+	default:
+		printSlice(os.Args)
+
+	}
+}