From 586c0983d726f47acbf40c87adbff50b2794e3da Mon Sep 17 00:00:00 2001
From: Shikong <919411476@qq.com>
Date: Sun, 12 Sep 2021 16:20:13 +0800
Subject: [PATCH] =?UTF-8?q?docs:=20Variable=20=E5=8F=98=E9=87=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 base/variable/main.go | 45 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 base/variable/main.go

diff --git a/base/variable/main.go b/base/variable/main.go
new file mode 100644
index 0000000..08ce0ad
--- /dev/null
+++ b/base/variable/main.go
@@ -0,0 +1,45 @@
+package main
+
+import (
+	"fmt"
+)
+
+// 声明变量
+// var 变量名 类型
+// var name string
+// var age int
+// var isAlive bool
+
+// 批量声明
+var (
+	name    string
+	age     int
+	isAlive bool
+)
+
+func main() {
+	name = "Shikong"
+	age = 22
+	isAlive = true
+
+	// %v	按默认格式输出
+	// %+v	在%v的基础上额外输出字段名
+	// %#v	在%+v的基础上额外输出类型名
+	fmt.Printf("name => %s, age => %d, isAlive => %t\n", name, age, isAlive)
+
+	// 声明变量并赋值
+	var s1 string = "s1"
+
+	// 类型推导 自动判断该变量的类型
+	var s2 = "s2"
+
+	// 短变量声明 只能用于函数体内
+	s3 := "s3"
+
+	// 匿名变量 _ 用于忽略某个值 不占用命名空间 也不会分配内存空间
+	_ = false
+	_ = 1 << 10
+	_ = s1
+	_ = s2
+	_ = s3
+}