删除文件夹里的图片，打印删除日志

 1                 #region 僵尸文件夹中的文件如果不在活文件列表中，删之
 2                 List<string> deadfile = new List<string>();
 3                 foreach(string str in lstZombileDic)
 4                 {
 5                     if(Directory.Exists(str))
 6                     {
 7                         var myfiles = Directory.GetFiles(str, "*.*");
 8                         foreach (var file in myfiles)
 9                         {
10                             if (imgurl.Contains(file))
11                             {
12                                 break;
13                             }
14                             else
15                             {
16                                 if (File.Exists(file))
17                                 {
18                                     deadfile.Add(file);
19                                     File.Delete(file);
20                                     sum++;
21                                 }
22                             }
23                         }
24                     }
25                 }
26                 #endregion
27 
28                 #region 下面的图片即将删除
29                 //测试时打印出检查
30                 if (!Directory.Exists(constant.TestZombileDir))
31                     Directory.CreateDirectory(constant.TestZombileDir);
32                 string filePath = constant.TestZombileDir + DateTime.Now.ToString("MM月dd日HH时mm分ss秒") + "Zombile.txt";
33                 using (FileStream fs = new FileStream(filePath, FileMode.OpenOrCreate, FileAccess.Write))
34                 {
35                     StreamWriter sw = new StreamWriter(fs);
36                     int i = 1,j=1,k=1;
37                     foreach (string url in imgurl)
38                     {
39                         sw.WriteLine("序号" + i + ":活的图片绝对路径：" + url);
40                         i++;
41                     }
42                     foreach (string str in lstZombileDic)
43                     {
44                         sw.WriteLine("序号" + j + ":僵尸文件夹：" + str);
45                         j++;
46                     }
47                     foreach (string zombile in deadfile)
48                     {
49                         sw.WriteLine("序号" + k + ":删除的僵尸图片绝对路径：" + zombile);
50                         k++;
51                     }
52                     sw.Close();
53                 }
54                 //the End
55                 #endregion