From c0e6f947a4b370c1a83dba9857f681e45c2eee42 Mon Sep 17 00:00:00 2001
From: nannanwu <mail@nannanwu.com>
Date: Sun, 9 Nov 2025 10:18:02 +0800
Subject: [PATCH] =?UTF-8?q?=E5=87=BD=E6=95=B0=E7=9A=84=E5=BC=95=E5=85=A5-?=
 =?UTF-8?q?=E6=8C=87=E9=92=88=E4=BD=8D=E7=BD=AE=E5=8F=82=E6=95=B0=E7=B1=BB?=
 =?UTF-8?q?=E5=9E=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 main.go | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/main.go b/main.go
index 15df854..9e433fa 100644
--- a/main.go
+++ b/main.go
@@ -3,15 +3,17 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Println(test(10, 20, 50, 30))
+	num := 10
+	//&返回变量指针位置
+	fmt.Println(&num)
+	fmt.Println(num)
+	test(&num)
+	fmt.Println(num)
+
 }
 
-// 可变参数... 可以传入多个参数、
-// len()获取数组长度
-func test(args ...int) int {
-	num1 := 0
-	for i := 0; i < len(args); i++ {
-		num1 = num1 + args[i]
-	}
-	return num1
+// 参数类型为指针位置
+func test(num1 *int) {
+	//对地址相对应的变量做修改
+	*num1 = 20
 }