通過應用生成器工具express可以快速創建一個應用的骨架。通過如下命令安裝:
sudo npm install express-generator -g
-h選項可以列出所有可用的命令行選項
express -h Usage: express [options] [dir] Options: -h, --help output usage information -V, --version output the version number -e, --ejs add ejs engine support (defaults to jade) --hbs add handlebars engine support -H, --hogan add hogan.js engine support -c, --css <engine> add stylesheet <engine> support (less|stylus|compass|sass) (defaults to plain css) --git add .gitignore -f, --force force on non-empty directory
使用express myapp 命令就可以創建一個myapp的應用:
express myapp create : myapp create : myapp/package.json create : myapp/app.js create : myapp/public create : myapp/public/javascripts create : myapp/public/p_w_picpaths create : myapp/routes create : myapp/routes/index.js create : myapp/routes/users.js create : myapp/views create : myapp/views/index.jade create : myapp/views/layout.jade create : myapp/views/error.jade create : myapp/public/stylesheets create : myapp/public/stylesheets/style.css create : myapp/bin create : myapp/bin/www install dependencies: $ cd myapp && npm install run the app: $ DEBUG=myapp:* npm start
然後安裝所有依賴包:
$ cd myapp $ npm install
啓動這個應用(MacOS 或 Linux 平臺):
$ DEBUG=myapp npm start
Windows 平臺使用如下命令:
> set DEBUG=myapp & npm start
然後在瀏覽器中打開 http://localhost:3000/
網址就可以看到這個應用了。