• Overview
• Removed in Express 4
• app.configure()
• app.routes()
• app.router
• express.createServer()
• Connect middleware
• Connect's patches
• res.charset
• res.setHeader('Set-Cookie', val)
• Changed in Express 4
• app.use
• req.accepted()
• res.location()
• app.route → app.mountpath
• Changes to Configuration in Express 4
• json spaces
• req.params
• res.locals
• res.headerSent
• req.is
• Added in Express 4
• app.route(path)
• Router and Route middleware
• Deprecated since 3.x