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Microsoft.Office.Interop.Owc11.SpreadsheetClass xlsheet = new Microsoft.Office.Interop.Owc11.SpreadsheetClass();
//合并单元格
xlsheet.get_Range(xlsheet.Cells[1, 1], xlsheet.Cells[1, _col]).set_MergeCells(true);
// xlsheet.get_Range(xlsheet.Cells[2, 1], xlsheet.Cells[3, 2]).set_MergeCells(true);
xlsheet.ActiveSheet.Cells[1, 1] = _til;
//字体加粗
xlsheet.get_Range(xlsheet.Cells[1, 1], xlsheet.Cells[1, _col]).Font.set_Bold(true);
//单元格文本水平居中对齐
xlsheet.get_Range(xlsheet.Cells[1, 1], xlsheet.Cells[_row+2, _col]).set_HorizontalAlignment(Microsoft.Office.Interop.Owc11.XlHAlign.xlHAlignCenter);
//设置字体大小
xlsheet.get_Range(xlsheet.Cells[1, 1], xlsheet.Cells[1, _col]).Font.set_Size(14);
//设置列宽
//xlsheet.get_Range(xlsheet.Cells[1, 3], xlsheet.Cells[1, 3]).set_ColumnWidth(50);
//画边框线
xlsheet.get_Range(xlsheet.Cells[1, 1], xlsheet.Cells[_row+2, _col]).Borders.set_LineStyle(Microsoft.Office.Interop.Owc11.XlLineStyle.xlContinuous);
//定义一个2维数组用来存储DATATABLE里的数据
object[,] dataArray = new object[_row, _col];
//添加列名
for (int k = 0; k < _dt.Columns.Count; k++)
{
xlsheet.ActiveSheet.Cells[2, k + 1] = _dt.Columns[k].Caption.ToString();
}
//把DATATABLE里的数据导到2维数组中
for (int i = 0; i < _row; i++)
{
for (int j = 0; j < _col; j++)
{
dataArray[i, j] = _dt.Rows[i][j];
}
}
//把2维数组中的数据导到EXCEL中
xlsheet.get_Range("A3", xlsheet.Cells[_row+2, _col]).Value2 = dataArray;
xlsheet.Export(_filename, Microsoft.Office.Interop.Owc11.SheetExportActionEnum.ssExportActionNone, Microsoft.Office.Interop.Owc11.SheetExportFormat.ssExportXMLSpreadsheet);
}