日志打印
插件安装

添加配置
项目根目录添加配置文件log4net.config
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| <?xml version="1.0" encoding="utf-8" ?> <log4net> <logger name="logerror"> <level value="ALL" /> <appender-ref ref="ErrorAppender" /> </logger> <logger name="loginfo"> <level value="ALL" /> <appender-ref ref="InfoAppender" /> </logger> <appender name="ErrorAppender" type="log4net.Appender.RollingFileAppender"> <param name="File" value="Log\\LogError\\" /> <param name="AppendToFile" value="true" /> <param name="MaxSizeRollBackups" value="100" /> <param name="MaxFileSize" value="10240" /> <param name="StaticLogFileName" value="false" /> <param name="DatePattern" value="yyyyMMdd".htm"" /> <param name="RollingStyle" value="Date" /> <layout type="log4net.Layout.PatternLayout"> <param name="ConversionPattern" value="<HR COLOR=red>%n异常时间:%d [%t] <BR>%n异常级别:%-5p <BR>%n异 常 类:%c [%x] <BR>%n%m <BR>%n" /> </layout> </appender> <appender name="InfoAppender" type="log4net.Appender.RollingFileAppender"> <param name="File" value="Log\\LogInfo\\" /> <param name="AppendToFile" value="true" /> <param name="MaxFileSize" value="10240" /> <param name="MaxSizeRollBackups" value="100" /> <param name="StaticLogFileName" value="false" /> <param name="DatePattern" value="yyyyMMdd".htm"" /> <param name="RollingStyle" value="Date" /> <layout type="log4net.Layout.PatternLayout"> <param name="ConversionPattern" value="<HR COLOR=blue>%n日志时间:%d [%t] <BR>%n日志级别:%-5p <BR>%n日 志 类:%c [%x] <BR>%n%m <BR>%n" /> </layout> </appender> </log4net>
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注意要设置文件复制到输出目录
工具类
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| using log4net.Config;
using System; using System.IO;
namespace Common.system { public class LogHelper { public static readonly log4net.ILog loginfo = log4net.LogManager.GetLogger("loginfo"); public static readonly log4net.ILog logerror = log4net.LogManager.GetLogger("logerror");
public static void InitLog4Net() { var logCfg = new FileInfo(AppDomain.CurrentDomain.BaseDirectory + "log4net.config"); XmlConfigurator.ConfigureAndWatch(logCfg); loginfo.Info("日志初始化"); }
public static void WriteInfoLog(string info) { if (loginfo.IsInfoEnabled) { loginfo.Info(info); } }
public static void WriteErrLog(string info, Exception ex) { if (logerror.IsErrorEnabled) { logerror.Error(info, ex); } } } }
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初始化
调用前在Application中初始化
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| LogHelper.InitLog4Net();
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日志打印
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| try { } catch (Exception ex) { LogHelper.WriteErrLog("自定义的描述信息", ex); }
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