Express Router undefined params with router.use when split across files

Question

I\'m not sure if this is a bug in Express, or if I\'m just doing something wrong (probably the latter), but I\'m finding that req.params is only retaining parameters in the

Answer 1

When you create your Router in File 2, you need to tell it to inherit params from parents.

var router = express.Router({mergeParams: true});

http://expressjs.com/api.html#router