Debug write message(level=DEBUG) to the logger.

Debugf write message(level=DEBUG) to the logger.

Debugln write message(level=DEBUG) to the logger.

Error write message(level=ERROR) to the logger.

Errorf write message(level=ERROR) to the logger.

Errorln write message(level=ERROR) to the logger.

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).

Fatalln is equivalent to Println() followed by a call to os.Exit(1).

Flags returns the output flags for the standard logger.

Info write message(level=INFO) to the logger.

Infof write message(level=INFO) to the logger.

Infoln write message(level=INFO) to the logger.

New create new logger instance.

OutputLevel set output level.

Panic is equivalent to Print() followed by a call to panic().

Panicf is equivalent to Printf() followed by a call to panic().

Panicln is equivalent to Println() followed by a call to panic().

Prefix returns the output prefix for the standard logger.

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.

SetFlags sets the output flags for the standard logger.

SetOutput sets the output destination for the standard logger.

SetOutputLevel set output level.

SetPrefix sets the output prefix for the standard logger.

Warn write message(level=WARN) to the logger.

Warnf write message(level=WARN) to the logger.

Warnln write message(level=WARN) to the logger.

Writer returns the output destination for the standard logger.

Logger is wrapper for Golang default logger (log.Logger).