C#日志写入

public class Logs
    {
        /// <summary>
        /// 写日志，指定日志文件
        /// </summary>
        /// <param name="File"></param>
        /// <param name="Msg"></param>
        public static void Info(string Msg)
        {
            try
            {
                string fileName = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Log\\Info\\info-" + DateTime.Now.ToString("yyyyMMdd") + ".lg");
                string path = Path.GetDirectoryName(fileName);
                if (!System.IO.Directory.Exists(path))
                {
                    System.IO.Directory.CreateDirectory(path);
                    System.IO.File.CreateText(fileName).Dispose();
                }
                else if (!System.IO.File.Exists(fileName))
                {
                    System.IO.File.CreateText(fileName).Dispose();
                }
                using (TextWriter writer2 = System.IO.File.AppendText(fileName))
                {
                    StringBuilder sb = new StringBuilder();
                    sb.AppendLine("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
                    sb.AppendLine("消息记录时间：" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                    sb.AppendLine(Msg);
                    sb.AppendLine(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
                    sb.AppendLine("");
                    writer2.WriteLine(sb.ToString());
                }
            }
            catch (Exception ex)
            {

            }
        }

        public static void Error(string Title, Exception exception)
        {
            try
            {
                string fileName = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Log\\Error\\err-" + DateTime.Now.ToString("yyyyMMdd") + ".lg");
                string path = Path.GetDirectoryName(fileName);
                if (!System.IO.Directory.Exists(path))
                {
                    System.IO.Directory.CreateDirectory(path);
                    System.IO.File.CreateText(fileName).Dispose();
                }
                else if (!System.IO.File.Exists(fileName))
                {
                    System.IO.File.CreateText(fileName).Dispose();
                }
                using (TextWriter writer2 = System.IO.File.AppendText(fileName))
                {
                    StringBuilder sb = new StringBuilder();
                    sb.AppendLine("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
                    sb.AppendLine("程序发生异常：" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                    sb.AppendLine("异常标题：" + Title);
                    GetExceptionMsg(exception, sb, "");
                    sb.AppendLine(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
                    sb.AppendLine("");
                    writer2.WriteLine(sb.ToString());
                }
            }
            catch (Exception ex)
            {

            }
        }

        static void GetExceptionMsg(Exception ex, StringBuilder sb, string Prefix = "")
        {
            sb.AppendLine(Prefix + "【异常类型】：" + ex.GetType().Name);
            sb.AppendLine(Prefix + "【异常信息】：" + ex.Message);
            sb.AppendLine(Prefix + "【堆栈调用】：" + ex.StackTrace);
            sb.AppendLine(Prefix + "【异常方法】：" + ex.TargetSite);

            if (ex.InnerException != null)
                GetExceptionMsg(ex.InnerException, sb, Prefix + "\t");
        }
    }