因该方法为内部调用建议改为私有

eBook/06.3.md

@@ -27,14 +27,14 @@ package main
 import "fmt"
 
 func main() {
-	x := Min(1, 3, 2, 0)
+	x := min(1, 3, 2, 0)
 	fmt.Printf("The minimum is: %d\n", x)
 	arr := []int{7,9,3,5,1}
-	x = Min(arr...)
+	x = min(arr...)
 	fmt.Printf("The minimum in the array arr is: %d", x)
 }
 
-func Min(a ...int) int {
+func min(a ...int) int {
 	if len(a)==0 {
 		return 0
 	}