Debugf prints logging messages in Debug level.

Debugf prints logging messages in Debug level.

Fatal is equivalent to Print() followed by a call to os.Exit(1).

Fatalf is equivalent to Printf() followed by a call to os.Exit(1).

Infof prints logging messages in Info level.

Infoln prints logging messages in Info level.

Print calls Output to print to the standard logger.

Printf calls Output to print to the standard logger.

Println calls Output to print to the standard logger.

SetLevel sets the logging level.

Logging levels can be used to define verboseness.

Logging levels can be used to define verboseness.

Logging levels can be used to define verboseness.

Level determines the level of verbose for logging messages.