Initial commit

11-if/03-error-handling/02-atoi/main.go

@@ -0,0 +1,24 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+)
+
+func main() {
+	// Atoi returns an error value
+	// So, you should always check it
+
+	n, err := strconv.Atoi(os.Args[1])
+
+	fmt.Println("Converted number    :", n)
+	fmt.Println("Returned error value:", err)
+}