```bash
#1.连接
npm link系统才能到到路径
#2.配置
#!/usr/bin/env node
#3.安装commander
npm install commander(版本信息)
#4.查看版本号
const program=require('commander');
program.version('1.0.0');(写死)->program.version(require('./package.json').version,'-v,--version');实
published 1.1.2 • 3 years agopublished version 1.1.2, 3 years ago