1. 服务器版本 Ubuntu 12.04.1 LTS

2. node和npm已经安装成功

   node -v
   6.10.3
   npm -v
   3.10.10
   

3. 安装express构造器

   npm install -g express-generator
   /root/node/bin/express -> /root/node/lib/node_modules/express-generator/bin/express-cli.js
   /root/node/lib
   └─┬ [email protected] 
     ├─┬ [email protected] 
     │ └── [email protected] 
     ├── [email protected] 
     ├─┬ [email protected] 
     │ └── [email protected] 
     └── [email protected]
   

但是在使用时一直是

express --view=ejs blog
express: command not found