创建新模块

go mod init example.com/myproject

在现有项目中初始化

cd /path/to/project go mod init

GVM

sudo apt-get install bison

bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer)

source /home/ubuntu/.gvm/scripts/gvm

# uninstall gvm
gvm implode

gvm install go1.25.5 gvm install go1.4 gvm use go1.4 [--default]

gvm list
gvm listall