var express = require('express');
var app = express();
var open     = require("open");

app.get('/', function (req, res) {
    res.send('Hello World!');
});

open("http://127.0.0.1:3000");
var server = app.listen(3000, function () {
    var host = server.address().address;
    var port = server.address().port;

    console.log('Example app listening at http://%s:%s', host, port);
});

  示例代码如上

转载于:https://my.oschina/u/2362045/blog/1510100