more examples

gobyexample/variadic-functions.go

@@ -0,0 +1,20 @@
+package main
+
+import "fmt"
+
+func sum(nums ...int) {
+	fmt.Print(nums, " ")
+	total := 0
+	for _, num := range nums {
+		total += num
+	}
+	fmt.Println(total)
+}
+
+func main() {
+	sum(1,2)
+	sum(1,2,3)
+
+	nums := []int{1, 2, 3, 4}
+	sum(nums...)
+}