下载 go1..linux-amd64.tar.gz

解压： tar zxvf  go1..linux-amd64.tar.gz -C /usr/local

配置环境变量：vim  /root/.bashrc

export GOROOT=/usr/local/go
export GOPATH=/usr/local/goWSpace/golib:/usr/local/goWSpace/goprj
export GOBIN=/usr/local/goWSpace/gobin
export PATH=$PATH:$GOROOT/bin:$GOBIN

source /root/.bashrc

package main

import "fmt"

func main() {

        fmt.Printf("hello, world\n")

}