using log4net; using log4net.Config; namespace Log4NetSample { class Program { static void Main(string[] args) { Program pg= new Program(); pg.Log4netCode(); } private void Log4netCode() { XmlConfigurator.Configure(); ILog log = LogManager.GetLogger(typeof(Program)); log.Debug("Debug message"); log.Info("Info message"); log.Warn("Warning message"); log.Error("Error message"); log.Fatal("Fatal message"); } } }
<log4net> <appender name="LogFileAppender" type="log4net.Appender.RollingFileAppender"> <param name="File" value="C:\Log\MyFirstLogger.log"/> <lockingModel type="log4net.Appender.FileAppender+MinimalLock" /> <appendToFile value="true" /> <rollingStyle value="Date" /> <maxSizeRollBackups value="2" /> <maximumFileSize value="2KB" /> <staticLogFileName value="true" /> <layout type="log4net.Layout.PatternLayout"> <param name="ConversionPattern" value="%d [%t] %-5p %c %m%n"/> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <levelMin value="DEBUG" /> <levelMax value="WARN" /> </filter> </appender> <appender name="EventLogAppender" type="log4net.Appender.EventLogAppender"> <Eventid value="100"/> <LogName value="Log4NetSample" /> <applicationName value="Log4NetSample" source="Api" /> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" /> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <levelMin value="ERROR" /> <levelMax value="ERROR" /> </filter> </appender> <root> <level value="ERROR" /> <appender-ref ref="LogFileAppender" /> <appender-ref ref="EventLogAppender" /> </root> </log4net>
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