How do I set up logging in a Rails application?

How do I set up logging in a Rails application?

To set up logging in a Rails application, you can configure the logging level in the config/environments/*.rb files.

What are the different logging levels I can use?

The common logging levels are debug, info, warn, error, and fatal. You can choose one based on your needs.

Can I log to a file instead of the console?

Yes, you can log to a file by configuring the logger in your environment files. For example, use config.logger = ActiveSupport::Logger.new('log/my_log.log').

How do I format the log messages?

You can customize the log format by setting config.log_formatter in your environment files. You can define your own formatter class.