ibcadmin 发表于 2013-5-18 08:26:33

使用log4net日志工具【图文教程】

在项目中有统一的日志是很必要的,之前自己写过vlog项目,这个项目与现在比较流行的log4net很像,用起来也很方便,今天主要说一下log4net这个日志工具,这使用vs2012测试的,使用nuget把log4net组件添加到项目中,如图:
data:image/png;base64,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
然后在项目里为log4net建立一个配置文件,可以命名为log4net.config,一般代码如下:
**** Hidden Message *****

在log4net中日志记录方法有文本文件,WINDOWS日志,SQL数据库等等,你可以自己去配置,对于日志级别,它提供了fatal,error,warn,debug和info
你可以根据自己的需要进行选择。

       /// <summary>      /// log对象,指向日志级别      /// </summary>      private static readonly ILog _logger = LogManager.GetLogger("loginfo");
在程序中调用时,看代码:
     //指向log4net.config配置文件            XmlConfigurator.Configure(new FileInfo(Environment.CurrentDirectory + @"\log4net.config"));            if (_logger != null)//这块log4net做的不好,需要在调用方写这个判断,太啰嗦了                _logger.Info("应用程序启动!");
log4net也并非是完美,在使用上还有一些问题,但它应用面太广,被很多开源项目使用,所以,咱们也只好用它了,呵呵。
转自博客园




jsfyin 发表于 2013-6-10 14:20:39

这个要看看,谢谢

chao2332601 发表于 2013-6-16 03:24:31

谢谢分享!!!

qzuser 发表于 2013-8-5 16:13:56

:):):):):):):):):):)

山区人民 发表于 2013-8-20 01:34:37

这个看一下

哈哈哈哈 发表于 2013-8-27 19:55:26

111

夹缝中求生存 发表于 2013-9-11 17:49:43

{:2_25:}正好用到。学习学习

zyn3217456 发表于 2013-9-13 04:17:01

好東西啊~

阳羡道士 发表于 2013-9-15 08:42:39

:victory:

阳羡道士 发表于 2013-9-15 08:43:14

:victory:看看
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查看完整版本: 使用log4net日志工具【图文教程】