golang的下载与安装

D:\Go\D:\Go|binGOPATH%USERPROFILE%\goC:\Users\zifeiy\go

go version

C:\Users\zifeiy>go version
go version go1.10.3 windows/amd64

package main

import "fmt"

func main() {
    fmt.Printf("hello,world!\n")
}

go run hello.go

PS C:\Users\zifeiy\Desktop> go run hello.go
hello,world!