C# 操作Excel大全

//引用Microsoft.Office.Interop.Excel.dll文件 

//添加using

using Microsoft.Office.Interop.Excel;

using Excel=Microsoft.Office.Interop.Excel;

 

//設置程序運行語言

System.Globalization.CultureInfo CurrentCI = System.Threading.Thread.CurrentThread.CurrentCulture;

System.Threading.Thread.CurrentThread.CurrentCulture = new System.Globalization.CultureInfo( "en-US" );

//創建Application

Excel.Application xlApp = new Excel.Application();

//設置是否顯示警告窗體

excelApp.DisplayAlerts = false ;

//設置是否顯示Excel

excelApp.Visible = false ;

//禁止刷新屏幕

excelApp.ScreenUpdating = false ;

//根據路徑path打開

Excel.Workbook xlsWorkBook = excelApp.Workbooks.Open(path, System.Type.Missing, System.Type.Missing, System.Type.Missing,

System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing,

System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);

//獲取Worksheet對象

Excel.Worksheet xlsWorkSheet = (Worksheet)xlsWorkBook.Worksheets[ "sales plan" ];

 

***獲取最后一行、一列的兩種方法***

//獲取已用的范圍數據

int rowsCount = xlsWorkSheet.UsedRange.Rows.Count;

int colsCount = xlsWorkSheet.UsedRange.Columns.Count;

int rowsCount = xlsWorkSheet.get_Range( "A65536" , "A65536" ).get_End(Microsoft.Office.Interop.Excel.XlDirection.xlUp).Row;

int colsCount = xlsWorkSheet.get_Range( "ZZ1" , "ZZ1" ).get_End(Microsoft.Office.Interop.Excel.XlDirection.xlToLeft).Column;

 

***將Excel數據存入二維數組***

//rowsCount：最大行    colsCount：最大列

Microsoft.Office.Interop.Excel.Range c1 = (Microsoft.Office.Interop.Excel.Range)xlsWorkSheet.Cells[1, 1];

Microsoft.Office.Interop.Excel.Range c2 = (Microsoft.Office.Interop.Excel.Range)xlsWorkSheet.Cells[rowsCount, colsCount];

Range rng = (Microsoft.Office.Interop.Excel.Range)xlsWorkSheet.get_Range(c1, c2);

object [,] exceldata = ( object [,])rng.get_Value(Microsoft.Office.Interop.Excel.XlRangeValueDataType.xlRangeValueDefault);

 

//在第一列的左邊插入一列

Excel.Range xlsColumns = (Excel.Range)xlsWorkSheet.Columns[1, System.Type.Missing];

xlsColumns.Insert(XlInsertShiftDirection.xlShiftToRight, Type.Missing);

//xlsSheetTemplateMajor_Meisai.Cells.get_Range(xlsSheetTemplateMajor_Meisai.Cells[1, 1], xlsSheetTemplateMajor_Meisai.Cells[65535, 1]).Insert(Type.Missing, Type.Missing);

  Excel.Range rng;

             rng = worksheet.get_Range( "A:A" , "A:A" );

             rng.Insert(Excel.XlDirection.xlToRight, Excel.XlInsertFormatOrigin.xlFormatFromLeftOrAbove);

Excel.Range rng = (Microsoft.Office.Interop.Excel.Range)xlsWorkSheet.Columns[12, Type.Missing];

rng.Insert(XlInsertShiftDirection.xlShiftToRight, XlInsertFormatOrigin.xlFormatFromLeftOrAbove);

 

 

//刪除行

Range deleteRng = (Range)xlsWorkSheetSapExcel.Rows[2, System.Type.Missing];

deleteRng.Delete(Excel.XlDeleteShiftDirection.xlShiftUp);

 

//刪除一列數據

((Microsoft.Office.Interop.Excel.Range)xlWorkSheet.Cells[1, 11]).Select();

((Microsoft.Office.Interop.Excel.Range)xlWorkSheet.Cells[1, 11]).EntireColumn.Delete(0);

((Excel.Range)xlsSheetShareMajor_Meisai.Cells[1, 3]).EntireColumn.Delete (0);

             

//設置背景色為紅色

xlsWorkSheet.get_Range( "A1" , "A1" ).Interior.ColorIndex = 3;

 

//設置Format屬性    屬性值可以通過在vba中錄宏得到

Microsoft.Office.Interop.Excel.Range range1 = xlsWorkSheetAdd.get_Range( "J1" , "J65535" );

range1.NumberFormat = "@" ; //文本格式

range1 = xlsWorkSheetAdd.get_Range( "L1" , "L65535" );

range1.NumberFormat = "0.00" ; //保留兩位小數

Excel.Range rng = xlsSheetShareMajor_Meisai.Columns[ "I" , System.Type.Missing] as Excel.Range;

rng.NumberFormatLocal = @"yyyy/m/d" ; //設置日期格式

 

 

//替換

Range Drng = xlsWorkSheetTemplate.get_Range( "D1" , "D65535" );

Drng.Replace( " " , "" , XlLookAt.xlPart, XlSearchOrder.xlByColumns, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);

Drng.TextToColumns(Drng, Excel.XlTextParsingType.xlDelimited, Excel.XlTextQualifier.xlTextQualifierSingleQuote, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);

 

//分列處理 設置為文本

Range TextToColumnRng = xlsWorkSheet.get_Range( "E1" , "E65535" );

xlsWorkSheet.get_Range( "E1" , "E65535" ).TextToColumns(TextToColumnRng, Excel.XlTextParsingType.xlDelimited, Excel.XlTextQualifier.xlTextQualifierSingleQuote, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);

 

//設置公式

rng = xlMergeFileWorkSheet.get_Range( "D2" , "D" + rowcount); //設置列范圍

rng.Formula = @"=IF(RC[-3]=""H"",""Survivor"",""Donor"")" ; //設置公式   @的問題

//rng.NumberFormat = "$0.00";//設置格式

copyRng = xlsSheetTemplateMajor_Meisai.get_Range( "N3" , "N" + lastRowTemplate);

copyRng.Formula = "=VLOOKUP(RC[-12],AR殘!C[-13]:C[-11],2,0)" ;

 

//通過行、列的索引獲取值

string f = Convert.ToString(xlsSheetShareMajor_Meisai.get_Range(xlsSheetShareMajor_Meisai.Cells[2, 1], xlsSheetShareMajor_Meisai.Cells[2,1]).Value2);

 

//篩選

//確定篩選范圍

D1_rng = D1_TemSheet.Cells.get_Range(D1_TemSheet.Cells[1, 1], D1_TemSheet.Cells[1, 50]);

//執行篩選動作

rng.AutoFilter(5, "S" , Microsoft.Office.Interop.Excel.XlAutoFilterOperator.xlFilterValues, Type.Missing, true );

rng.AutoFilter(6, "H" , Microsoft.Office.Interop.Excel.XlAutoFilterOperator.xlOr, "F" , true );

D1_rng.AutoFilter(D1_Column + 2, "#N/A" , Microsoft.Office.Interop.Excel.XlAutoFilterOperator.xlFilterValues, "#N/A" , false );

 

//復制粘貼

D2_rng.Copy(Type.Missing);

D2_TemSheet.Cells.get_Range(D2_TemSheet.Cells[2, (D2_Column + 1)], D2_TemSheet.Cells[2, (D2_Column + 1)]).PasteSpecial(Excel.XlPasteType.xlPasteValues, Excel.XlPasteSpecialOperation.xlPasteSpecialOperationNone, false , false );

 

 

//Find查找

rng = mySheet.get_Range( "A1" , "IV10" ).Find(arrLabel[j], Type.Missing,

                         Microsoft.Office.Interop.Excel.XlFindLookIn.xlValues, Microsoft.Office.Interop.Excel.XlLookAt.xlWhole,

                         Microsoft.Office.Interop.Excel.XlSearchOrder.xlByRows,

                         Microsoft.Office.Interop.Excel.XlSearchDirection.xlNext, false , Type.Missing, Type.Missing);

 

//文字占滿單元格

range.EntireColumn.AutoFit();

 

//另存

xlsWorkBook.SaveAs(FileName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, XlSaveAsAccessMode.xlNoChange, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);

 

***關閉對象***

System.Runtime.InteropServices.Marshal.ReleaseComObject(xlsWorkSheet);

System.Runtime.InteropServices.Marshal.ReleaseComObject(xlsWorkBook);

excelApp.Quit();

Kill(excelApp); //調用方法關閉進程

GC.Collect();

 

/// <summary>

/// 關閉Excel進程

/// </summary>

public class KeyMyExcelProcess

{

     [DllImport( "User32.dll" , CharSet = CharSet.Auto)]

     public static extern int GetWindowThreadProcessId(IntPtr hwnd, out int ID);

     public static void Kill(Microsoft.Office.Interop.Excel.Application excel)

     {

         try

         {

             IntPtr t = new IntPtr(excel.Hwnd);   //得到這個句柄，具體作用是得到這塊內存入口

             int k = 0;

             GetWindowThreadProcessId(t, out k);   //得到本進程唯一標志k

             System.Diagnostics.Process p = System.Diagnostics.Process.GetProcessById(k);   //得到對進程k的引用

             p.Kill();     //關閉進程k

         }

         catch (System.Exception ex)

         {

             throw ex;

         }

     }

}

     

     

//關閉打開的Excel方法

  public void CloseExcel(Microsoft.Office.Interop.Excel.Application ExcelApplication, Microsoft.Office.Interop.Excel.Workbook ExcelWorkbook)

{

    ExcelWorkbook.Close( false , Type.Missing, Type.Missing);

    ExcelWorkbook = null ;

    ExcelApplication.Quit();

    GC.Collect();

    KeyMyExcelProcess.Kill(ExcelApplication);

}