1 /// <summary>
2 /// 导出数据到CSV文件 3 /// </summary>
4 /// <param name="fileName"></param>
5 /// <param name="table"></param>
6 private void ExportDataToCSV(string fileName, DataTable table) 7 { 8 if (table == null || table.Rows.Count == 0) 9 { 10 return; 11 } 12
13 SaveFileDialog saveDlg = new SaveFileDialog(); 14 saveDlg.Filter = "CSV文件(*.csv)|*.csv"; 15 saveDlg.FileName = fileName + DateTime.Now.ToString("yyyyMMdd"); 16
17 if (saveDlg.ShowDialog() == DialogResult.OK) 18 { 19 FileStream fs = new FileStream(saveDlg.FileName, FileMode.Create); 20 StreamWriter write = new StreamWriter(fs, Encoding.Default); 21 try
22 { 23 //标题行
24 string userCode = table.Columns["UserCode"].ColumnName = "用户名称"; 25 string userKey = table.Columns["UserKey"].ColumnName = "用户编码"; 26 string isRegist = table.Columns["IsRegist"].ColumnName = "是否注册"; 27 string serial = table.Columns["Serial"].ColumnName = "序列号"; 28 string isEnable = table.Columns["IsEnable"].ColumnName = "是否启用"; 29 write.Write(userCode + ","); 30 write.Write(userKey + ","); 31 write.Write(isRegist + ","); 32 write.Write(serial + ","); 33 write.Write(isEnable + ","); 34
35 write.WriteLine(); 36
37 //明细行
38 for (int row = 0; row < table.Rows.Count; row++) 39 { 40 string Tem = ""; 41 for (int column = 2; column <= table.Columns.Count - 1; column++) 42 { 43 if (table.Rows[row][column] != DBNull.Value) 44 { 45 string TemString = table.Rows[row][column].ToString().Trim(); 46 Tem += TemString + "\t"; 47 Tem += ","; 48 } 49 else
50 { 51 string TemString = ""; 52 Tem += TemString; 53 Tem += ","; 54 } 55 } 56 write.WriteLine(Tem); 57 } 58 write.Flush(); 59 write.Close(); 60 MessageBox.Show("导出成功：" + saveDlg.FileName.ToString().Trim()); 61 } 62 catch (Exception ex) 63 { 64 MessageBox.Show(ex.ToString()); 65 write.Close(); 66 } 67 } 68 }
