例子
var express = require(‘express‘);
var app = express();
app.use(‘/‘, express.static(__dirname + ‘/public‘));
app.listen(3000, function() { console.log(‘listening‘)});
目录结构
. ├── public │ ├── a.html │ ├── b.html │ └── c.html └── server.js
原文：http://www.cnblogs.com/xxcf/p/5407449.html