initial thai translation

th/code/src/apps/ch.2.3/variadic_functions/main.go

@@ -0,0 +1,20 @@
+// Example code for Chapter 2.3 from "Build Web Application with Golang"
+// Purpose: Shows how to return multiple values from a function
+package main
+
+import "fmt"
+
+// return results of A + B and A * B
+func SumAndProduct(A, B int) (int, int) {
+	return A + B, A * B
+}
+
+func main() {
+	x := 3
+	y := 4
+
+	xPLUSy, xTIMESy := SumAndProduct(x, y)
+
+	fmt.Printf("%d + %d = %d\n", x, y, xPLUSy)
+	fmt.Printf("%d * %d = %d\n", x, y, xTIMESy)
+}