C#中打日志导出日志到txt文本

 1         /// <summary>
 2         /// 打日志
 3         /// </summary>
 4         /// <param name="log"></param>
 5 
 6         //首先还是要using system.io;     
public void Write(ArrayList log)
 7             {
                      //将文件保存在桌面，文件名称为当前时间.txt
 8                 FileStream fs = new 
 9                                   FileStream("C:\Users\ailin\Desktop\" + 
10                                   DateTime.Now.ToLongTimeString().Replace(":", "") + ".txt", FileMode.OpenOrCreate, FileAccess.ReadWrite);
11                     StreamWriter sw = new StreamWriter(fs, Encoding.Default);
12                     foreach( string i in log)
13                     {
14             
15                             sw.Write(i.ToString());
16                   
17                     }
18                      DateTime dt1 = DateTime.Now;
19                      sw.WriteLine();
20                      sw.WriteLine("操作人：cxx");
21                      sw.WriteLine("日期："+Convert.ToString(dt1));
22                      sw.Flush();
23                      sw.Close();
24             }
25 
26             //string sSaveExcelName =
27         //"C:\" + DateTime.Now.ToShortDateString().Replace("-", "") + DateTime.Now.ToLongTimeString().Replace(":", "") + ".xls";
28          public static ArrayList aChg_Slab_Len = new ArrayList();
29             private void button2_Click(object sender, EventArgs e)
30             {
31 
32 
33                     ArrayList cx = new ArrayList();
34                 
35                     for (int i = 0; i < ss1.ActiveSheet.RowCount; i++)
36                     {
37                         for (int j = 0; j < ss1.ActiveSheet.ColumnCount; j++)
38                         {
39                            cx.Add(ss1.ActiveSheet.Cells[i, j].Text);
40                            cx.Add("  ");
41                         }
42                         cx.Add("
");
43     
44                     }
45                     //执行导出日志的操作
46                     Write(cx);
47                     return;
48                 
49             }