C#中日志文件的创建

https://www.cnblogs.com/kissazi2/p/3392605.html
https://blog.youkuaiyun.com/m0_46378049/article/details/115000379
https://www.cnblogs.com/abeam/p/7360985.html
https://www.cnblogs.com/dragon/archive/2005/03/24/124254.html
https://www.cnblogs.com/hailexuexi/p/15528105.html