Morgan logging format. Common formats: 'combined', 'common', 'dev', 'short', 'tiny' You can also define custom format string, defaults to 'combined'.
Optional
skipFunction to determine if logging should be skipped for a request. Return true to skip logging, false to log the request, defaults to none (undefined).
Logging configuration interface using Morgan. Defines configuration for HTTP request logging middleware.
See
Morgan
Example