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/// <summary>
/// ¹¦ÄÜ£ºµ¼³öÎļþ£¨Í¨¹ýÊý¾ÝÔ´µ¼³ö,¿ÉÖ÷´Ó±íµ¼³ö£©
/// </summary>
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public static void Export(string strTitle, System.Data.DataTable mainDT, params System.Data.DataTable[] dtParams)
{
GC.Collect();
Application oApp = new Application();
Workbooks oBooks = oApp.Workbooks;
Workbook oBook = oBooks.Add(true);
Worksheet oSheet = (Worksheet)oBook.ActiveSheet;
int _rowIndex = 4;//ÐÐË÷Òý
int _cellIndex = 1;//ÁÐË÷Òý
int _maxCellIndex = 1;//×î´óÁÐË÷Òý
int _mainRowIndex = 4;//Ö÷±íÐÐË÷Òý
//»æÖƱêÌâ
oSheet.Cells[2, 2] = strTitle;
//»æÖÆÖ÷±íÊý¾Ý
foreach (DataColumn col in mainDT.Columns)
{
_cellIndex++;
//ÉèÖÃÒ»ÐÐÁ½ÁÐ
if (_cellIndex > 17)
{
_rowIndex++;
_cellIndex = 2;
}
oSheet.Cells[_rowIndex, _cellIndex] = col.ColumnName+":";
oSheet.get_Range(oSheet.Cells[_rowIndex, _cellIndex], oSheet.Cells[_rowIndex, _cellIndex + 2]).Select();
oSheet.get_Range(oSheet.Cells[_rowIndex, _cellIndex], oSheet.Cells[_rowIndex, _cellIndex + 2]).HorizontalAlignment = XlHAlign.xlHAlignCenterAcrossSelection;
_cellIndex = _cellIndex + 3;
if (col.DataType == System.Type.GetType("System.DateTime"))// ÈÕÆÚ¸ñʽ
{
oSheet.Cells[_rowIndex, _cellIndex] =Convert.ToDateTime(mainDT.R


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