[转自他人博客]Excel worksheet拷贝

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void Cp（）

{

            OpenFileDialog openFileDialog1 = new OpenFileDialog();
            openFileDialog1.Title = "请选择源文件 ";
            openFileDialog1.Filter = "Excel文件(*.xls)|*.xls ";
            openFileDialog1.ShowDialog();

            if (openFileDialog1.FileName.Equals(" "))
            {
                MessageBox.Show("请选择一个Excel文件! ");
            }
            else
            {
                Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
                Workbook workbook = excel.Workbooks.Open(openFileDialog1.FileName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
               
                SaveFileDialog saveFileDialog = new SaveFileDialog();
                saveFileDialog.FileName = "未命名表.xls";
                saveFileDialog.DefaultExt = ".xls";
                saveFileDialog.FileOk += new CancelEventHandler(delegate(object sender, CancelEventArgs e)
                {
                    Workbook workbook1 = excel.Workbooks.Open(saveFileDialog.FileName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);

                    Worksheet worksheet = (Worksheet)workbook.Sheets[1];
                    worksheet.Copy(workbook1.Sheets[1], Type.Missing);

                    workbook1.Save();
                    workbook1.Close(false, Type.Missing, Type.Missing);
                    excel.DisplayAlerts = false;
                });
                if (saveFileDialog.ShowDialog() == DialogResult.Cancel)
                {
                    return true;
                }
                workbook.Save();
                workbook.Close(false, Type.Missing, Type.Missing);

                excel.Quit();
                excel = null;
                GC.Collect();
            }

}

[转自他人博客]Excel worksheet拷贝

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原文地址：http://www.cnblogs.com/burnedice/p/4725814.html