javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow
Route.get() requires callback functions but got a object Undefined | bobbyhadz
Express.js confusion - Anyone got any idea what could be the issue with my little server? When I run a GET request, I get this error "RangeError [ERR_HTTP_INVALID_STATUS_CODE]: Invalid status code: 4".