C#将DataGridView中的数据导出到Excel当中
public static void ExportDataGridViewToExcel(DataGridView dataGridview1) { if (dataGridview1.Rows.Count == 0) { MessageBox.Show("数据库当中没有任何记录"); } else { SaveFileDialog saveFileDialog = new SaveFileDialog(); saveFileDialog.Filter = "Execl files (*.xls)|*.xls"; saveFileDialog.FilterIndex = 0; saveFileDialog.RestoreDirectory = true; saveFileDialog.CreatePrompt = true; saveFileDialog.Title = "导出Excel文件到"; saveFileDialog.ShowDialog(); Stream myStream; myStream = saveFileDialog.OpenFile(); StreamWriter sw = new StreamWriter(myStream, System.Text.Encoding.GetEncoding("gb2312")); string str = ""; try { //写标题 for (int i = 0; i < dataGridview1.ColumnCount; i++) { if (i > 0) { str += "\t"; } str += dataGridview1.Columns[i].HeaderText; } sw.WriteLine(str); //写内容只能存储文本 for (int j = 0; j < dataGridview1.Rows.Count - 1; j++) { string tempStr = ""; for (int k = 0; k < dataGridview1.Columns.Count; k++) { if (k > 0) { tempStr += "\t"; } tempStr += dataGridview1.Rows[j].Cells[k].Value.ToString(); } sw.WriteLine(tempStr); } } catch (Exception e) { MessageBox.Show(e.Message.ToString()); } finally { sw.Close(); myStream.Close(); } } }