gopl
go get -v golang.org/x/tools/cmd/goimports // timeout 1149 # 启用 Go Modules 功能 1150 export GO111MODULE=on 1151 # 配置 GOPROXY 环境变量
export GO111MODULE=on
export GOPROXY=https://goproxy.io
// go option test
推荐:blog: Go工具和调试详解
// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan. // License: https://creativecommons.org/licenses/by-nc-sa/4.0/ // See page 1. // Helloworld is our first Go program. //!+ package main import "fmt" var len = 10 var ( n1 = 1 n2 = 2 ) func main() { fmt.Println("Hello, 世界") // single var var i int // i = 1.1 // constant 1.1 truncated to integer go fmt.Println("i =", i) var j = 10 fmt.Println("j =", j) k := 10 fmt.Println("k =", k) // multi var var n1, n2, n3 int fmt.Println("n1 =", n1, "n2 =", n2, "n3 =", n3) m1, m2, m3 := 100, "tom", 999 fmt.Println("m1 =", m1, "m2 =", m2, "m3 =", m3) var len = 20 fmt.Println("len =", len) fmt.Printf("len`s type is %T", len) // show type } //!-
posted on 2020-09-17 20:54 csuyangpeng 阅读(223) 评论(0) 编辑 收藏 举报