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Express: Basic 'all', 'get', 'post', 'next' example with multiple callbacks (log); configuration examples
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| var express = require('express'), | |
| bodyParser = require('body-parser'), | |
| app = express(); | |
| // configurations | |
| app.set('env', 'development'); // default: process.env.NODE_ENV | |
| app.enable('trust proxy'); // for reverse proxy; disabled by default | |
| app.set('jsonp callback name', 'cb'); // json with padding | |
| app.set('json replacer', function (attr, val) { | |
| if (attr === 'passwordHash') { | |
| return undefined; | |
| } | |
| return val; | |
| }); | |
| app.enable('case sensitive routing'); // disabled by default: /hello /Hello | |
| app.enable('strict routing'); // enabled by default: /hello /hello/ | |
| app.enable('view cache'); // recommended in production environment | |
| // view configurations | |
| app.set('view engine', 'jade') // or 'ejs'; eliminates need for extensions in `render` | |
| function log (req, res, next) { | |
| console.log(names); | |
| next(); | |
| } | |
| app.use(bodyParser.urlencoded()); | |
| var names = []; | |
| app.all('/', function (req, res, next) { | |
| console.log('from ALL'); | |
| next(); | |
| }); | |
| app.get('/', log, function (req, res) { | |
| res.render('index.jade', { names: names }); | |
| }); | |
| app.post('/', function (req, res) { | |
| names.push(req.body.name); | |
| res.redirect('/'); | |
| }); | |
| app.listen(3000); |
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