How do I integrate log4net in a C# application?

How do I integrate log4net in a C# application?

To integrate log4net in your C# application, first, install the log4net package via NuGet. You can do this by running the command Install-Package log4net in the Package Manager Console.

What configuration do I need to set up for log4net?

You need to add a configuration section in your App.config or Web.config file. Here's a basic example:

<configuration>
  <configSections>
    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
  </configSections>
  <log4net>
    <appender name="ConsoleAppender" type="log4net.Appender.ConsoleAppender">
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />
      </layout>
    </appender>
    <root>
      <level value="DEBUG" />
      <appender-ref ref="ConsoleAppender" />
    </root>
  </log4net>
</configuration>

How do I log messages using log4net?

You can log messages by creating a logger instance in your class. For example:

private static readonly ILog log = LogManager.GetLogger(typeof(YourClassName));

log.Info("This is an info message.");
log.Error("This is an error message.");