winfrom导出DataGridView为Excel方法

声明：此方法需要电脑安装Excel软件

需要类库：Microsoft.Office.Interop.Excel.dll 可百度自行下载

方法代码：

/// <summary>/// 导出exc/// </summary>/// <param name="dataGridView"></param>/// <param name="name">文件名字</param>public static void Import(DataGridView dataGridView,string name){string fileName = name;string saveFileName = "";SaveFileDialog saveDialog = new SaveFileDialog();saveDialog.DefaultExt = "xlsx";saveDialog.Filter = "Excel文件|*.xlsx";saveDialog.FileName = fileName;var alert= saveDialog.ShowDialog();if (alert!=DialogResult.OK){return;}saveFileName = saveDialog.FileName;Microsoft.Office.Interop.Excel.Application xlApp =new Microsoft.Office.Interop.Excel.Application();if (xlApp == null){MessageBox.Show("无法创建Excel对象，您的电脑可能未安装Excel");return;}Microsoft.Office.Interop.Excel.Workbooks workbooks = xlApp.Workbooks;Microsoft.Office.Interop.Excel.Workbook workbook =workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);Microsoft.Office.Interop.Excel.Worksheet worksheet =(Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];//取得sheet1 //写入标题 for (int i = 0; i < dataGridView.ColumnCount; i++){ worksheet.Cells[1, i + 1] = dataGridView.Columns[i].HeaderText; }//写入数值for (int r = 0; r < dataGridView.Rows.Count; r++){for (int i = 0; i < dataGridView.ColumnCount; i++){worksheet.Cells[r + 2, i + 1] = dataGridView.Rows[r].Cells[i].Value;}System.Windows.Forms.Application.DoEvents();}worksheet.Columns.EntireColumn.AutoFit();//列宽自适应MessageBox.Show("导出成功", "提示", MessageBoxButtons.OK);if (saveFileName != ""){try{workbook.Saved = true;workbook.SaveCopyAs(saveFileName); //fileSaved = true; }catch (Exception ex){MessageBox.Show("导出文件时出错,文件可能正被打开！\n" + ex.Message);}}xlApp.Quit();GC.Collect();//强行销毁 }

 

转载于:https://www.cnblogs.com/Angel-szl/p/10525028.html

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