# 删除旧包
yum remove go
mv /usr/local/go /usr/local/go_old
wget https://studygolang.com/dl/golang/go1.21.4.linux-amd64.tar.gz
tar zxvf go1.21.4.linux-amd64.tar.gz
mv go /usr/local
# 环境变量
echo 'export GOROOT=/usr/local/go' >> ~/.bash_profile
echo 'export PATH=PATH:$GOROOT/bin' >> ~/.bash_profile
source ~/.bash_profile
# 测试安装情况
go version