C#合并多个结构一样的Excel
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- 合并代码如下:
- using System;
- using System.Collections.Generic;
- using System.Text;
- using System.Reflection;
- using Excel = Microsoft.Office.Interop.Excel;
- namespace ConsoleApplication20
- {
-
- class Program
- {
- static void Main(string[] args)
- {
-
- MergeExcel.DoMerge(new string[]
- {
- @"E:/excel/类型A/公司A.xls",
- @"E:/excel/类型A/公司B.xls"
- },
- @"E:/excel/类型A/合并测试.xls", "M", 3);
- MergeExcel.DoMerge(new string[]
- {
- @"E:/excel/类型B/统计表A.xls",
- @"E:/excel/类型B/统计表B.xls"
- },
- @"E:/excel/类型B/合并测试.xls", "I", 4);
- }
-
-
- }
- public class MergeExcel
- {
-
- Excel.Application app = new Microsoft.Office.Interop.Excel.ApplicationClass();
-
- Excel.Workbook bookDest = null;
- Excel.Worksheet sheetDest = null;
-
- Excel.Workbook bookSource = null;
- Excel.Worksheet sheetSource = null;
- string[] _sourceFiles = null;
- string _destFile = string.Empty;
- string _columnEnd = string.Empty;
- int _headerRowCount = 1;
- int _currentRowCount = 0;
- public MergeExcel(string[] sourceFiles,string destFile,string columnEnd,int headerRowCount)
- {
-
- bookDest = (Excel.WorkbookClass)app.Workbooks.Add(Missing.Value);
- sheetDest = bookDest.Worksheets.Add(Missing.Value, Missing.Value, Missing.Value, Missing.Value) as Excel.Worksheet;
- sheetDest.Name = "Data";
- _sourceFiles = sourceFiles;
- _destFile = destFile;
- _columnEnd = columnEnd;
- _headerRowCount = headerRowCount;
- }
-
-
-
-
- void OpenBook(string fileName)
- {
- bookSource = app.Workbooks._Open(fileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value
- , Missing.Value, Missing.Value, Missing.Value, Missing.Value
- , Missing.Value, Missing.Value, Missing.Value, Missing.Value);
- sheetSource = bookSource.Worksheets[1] as Excel.Worksheet;
- }
-
-
-
- void CloseBook()
- {
- bookSource.Close(false, Missing.Value, Missing.Value);
- }
-
-
-
- void CopyHeader()
- {
- Excel.Range range = sheetSource.get_Range("A1", _columnEnd + _headerRowCount.ToString());
- range.Copy(sheetDest.get_Range("A1",Missing.Value));
- _currentRowCount += _headerRowCount;
- }
-
-
-
- void CopyData()
- {
- int sheetRowCount = sheetSource.UsedRange.Rows.Count;
- Excel.Range range = sheetSource.get_Range(string.Format("A{0}", _headerRowCount + 1), _columnEnd + sheetRowCount.ToString());
- range.Copy(sheetDest.get_Range(string.Format("A{0}", _currentRowCount + 1), Missing.Value));
- _currentRowCount += range.Rows.Count;
- }
-
-
-
- void Save()
- {
- bookDest.Saved = true;
- bookDest.SaveCopyAs(_destFile);
- }
-
-
-
- void Quit()
- {
- app.Quit();
- }
-
-
-
- void DoMerge()
- {
- bool b = false;
- foreach (string strFile in _sourceFiles)
- {
- OpenBook(strFile);
- if (b == false)
- {
- CopyHeader();
- b = true;
- }
- CopyData();
- CloseBook();
- }
- Save();
- Quit();
- }
-
-
-
-
-
-
-
- public static void DoMerge(string[] sourceFiles, string destFile, string columnEnd, int headerRowCount)
- {
- new MergeExcel(sourceFiles, destFile, columnEnd, headerRowCount).DoMerge();
- }
- }
- }