From 98600cd598133290c5c37f6da52e7427c19f40f4 Mon Sep 17 00:00:00 2001
From: nannanwu <mail@nannanwu.com>
Date: Sun, 9 Nov 2025 10:52:42 +0800
Subject: [PATCH] =?UTF-8?q?=E5=87=BD=E6=95=B0=E7=9A=84=E5=BC=95=E5=85=A5-?=
 =?UTF-8?q?=E5=87=BD=E6=95=B0=E7=B1=BB=E5=9E=8B=E5=8F=98=E9=87=8F?=
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---
 main.go | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/main.go b/main.go
index 9e433fa..2972248 100644
--- a/main.go
+++ b/main.go
@@ -3,17 +3,24 @@ package main
 import "fmt"
 
 func main() {
-	num := 10
-	//&返回变量指针位置
-	fmt.Println(&num)
-	fmt.Println(num)
-	test(&num)
-	fmt.Println(num)
+	//定义一个函数类型的变量
+	a := test
+	fmt.Printf("a 的变量类型是 %T\n", a)
+	a(1)
+	b(2, 3, a)
+
+	// 自定义数据类型，别名
+	type myInt int
+	var sb1 myInt = 42
+	fmt.Println(sb1)
 
 }
 
-// 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
+func test(a int) {
+	fmt.Println(a)
+}
+
+// 可传入函数类型变量
+func b(a int, b int, c func(int)) {
+	c(a + b)
 }