将数据写入本地文件

 1 /// <summary>
 2 /// 记录日志
 3 /// </summary>
 4 /// <param name="logstring"></param>
 5 public static void AddLgoToTXT(string logstring)
 6 {
 7     //日志文件存放路径
 8     string dirName = "servicelog";
 9     string dirpath = AppDomain.CurrentDomain.BaseDirectory + dirName;
10     if (!Directory.Exists(dirpath))
11     {
12         Directory.CreateDirectory(dirpath);
13     }
14     //以日期为格式记录每天的日志
15     string path = dirpath + "/" + DateTime.Now.ToString("yyyyMMdd") + ".txt";
16     if (!System.IO.File.Exists(path))
17     {
18         FileStream stream = System.IO.File.Create(path);
19         stream.Close();
20         stream.Dispose();
21     }
22     //append: true 若要将数据追加到该文件; false 覆盖该文件
23     using (StreamWriter writer = new StreamWriter(path ,true))
24     {
25         writer.WriteLine(logstring);
26     }
27 }