# 下载Go压缩包
wget https://go.dev/dl/go1.21.linux-amd64.tar.gz
解压到 /usr/local 目录
sudo tar -C /usr/local -xzf go1.21.linux-amd64.tar.gz

# 假设使用bash
echo 'export PATH=$PATH:/usr/local/go/bin' >> ~/.bashrc
如果使用zsh，则写入 ~/.zshrc
echo 'export PATH=$PATH:/usr/local/go/bin' >> ~/.zshrc

source ~/.bashrc

mkdir -p ~/go_projects/{src,bin,pkg}

echo 'export GOPATH=$HOME/go_projects' >> ~/.bashrc
echo 'export GOBIN=$GOPATH/bin' >> ~/.bashrc
echo 'export PATH=$PATH:$GOBIN' >> ~/.bashrc
source ~/.bashrc

go version
go env

mkdir -p ~/go_projects/src/hello && cd $_
cat  main.go
package main
import "fmt"
func main() {
    fmt.Println("Hello, Go on Linux!")
}
EOF
go run main.go

go env -w GO111MODULE=on