public static class Logger
    {
        private static readonly ILog logger = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
       
        public static void Debug(object message)
        {
            if (logger.IsDebugEnabled)
            {
                logger.Debug(message);
            }
 
        }

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <configSections>
    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
  </configSections>

  <log4net debug="true">
    <appender name="RollingLogFileAppender" type="log4net.Appender.RollingFileAppender">
      <file value="c:\test.log" />
      <appendToFile value="true" />
      <rollingStyle value="Size" />
      <maxSizeRollBackups value="10" />
      <maximumFileSize value="2KB" />
      <staticLogFileName value="true" />
      <layout type="log4net.Layout.PatternLayout">
        <footer value="[Footer]--Test By cxy1981 &#13;&#10;" />
        <conversionPattern value="%-5p %d %5rms %-22.22c{1} %-18.18M - %m%n" />
      </layout>
    </appender>

    <root>
      <priority value="ALL" />
      <appender-ref ref="RollingLogFileAppender" />
    </root>
  </log4net>
</configuration>

public class Logger
    {

        public static bool GetTracerSwitchor()
        {
            string configPath = Application.StartupPath + "\\eSerialPro.exe";
            System.Configuration.Configuration config = System.Configuration.ConfigurationManager.OpenExeConfiguration(configPath);
            bool IsTracer = Convert.ToBoolean(config.AppSettings.Settings["IsTracer"].Value);
            return IsTracer;
        }

        /// <summary>
        /// 调试信息
        /// </summary>
        /// <param name="msg"></param>
        public static void Debug(string msg)
        {
            bool IsTracer = GetTracerSwitchor();
            if (IsTracer)
            {
                log4net.ILog log = log4net.LogManager.GetLogger("Test");
                if (log.IsDebugEnabled)
                {
                    log.Debug(msg);
                }
                log = null;
            }
        }
}

------解决方案--------------------


------解决方案--------------------
命名空间前加上[assembly: log4net.Config.XmlConfigurator(Watch = true)]


------解决方案--------------------
WEB的不是很明白，只能帮顶了。

------解决方案--------------------
学习

------解决方案--------------------
没用过...纯顶支持

------解决方案--------------------