C# 操作Excel大全

世紀緣發表於2016-06-21
C#Excel
//引用Microsoft.Office.Interop.Excel.dll檔案 
//新增using
using Microsoft.Office.Interop.Excel;
using Excel=Microsoft.Office.Interop.Excel;
 
//設定程式執行語言
System.Globalization.CultureInfo CurrentCI = System.Threading.Thread.CurrentThread.CurrentCulture;
System.Threading.Thread.CurrentThread.CurrentCulture = new System.Globalization.CultureInfo("en-US");
//建立Application
Excel.Application xlApp = new Excel.Application();
//設定是否顯示警告窗體
excelApp.DisplayAlerts = false;
//設定是否顯示Excel
excelApp.Visible = false;
//禁止重新整理螢幕
excelApp.ScreenUpdating = false;
//根據路徑path開啟
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物件
Excel.Worksheet xlsWorkSheet = (Worksheet)xlsWorkBook.Worksheets["sales plan"];
 
***獲取最後一行、一列的兩種方法***
//獲取已用的範圍資料
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資料存入二維陣列***
//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);
 
//刪除一列資料
((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);
             
//設定背景色為紅色
xlsWorkSheet.get_Range("A1", "A1").Interior.ColorIndex = 3;
 
//設定Format屬性    屬性值可以通過在vba中錄巨集得到
Microsoft.Office.Interop.Excel.Range range1 = xlsWorkSheetAdd.get_Range("J1", "J65535");
range1.NumberFormat = "@";//文字格式
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";//設定日期格式
 
 
//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 設定為文字
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);
 
//設定公式
rng = xlMergeFileWorkSheet.get_Range("D2", "D" + rowcount);//設定列範圍
rng.Formula = @"=IF(RC[-3]=""H"",""Survivor"",""Donor"")";//設定公式   @的問題
//rng.NumberFormat = "$0.00";//設定格式
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
//確定篩選範圍
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);
 
//複製貼上
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查詢
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);
 
//文字佔滿單元格
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);
 
***關閉物件***
System.Runtime.InteropServices.Marshal.ReleaseComObject(xlsWorkSheet);
System.Runtime.InteropServices.Marshal.ReleaseComObject(xlsWorkBook);
excelApp.Quit();
Kill(excelApp);//呼叫方法關閉程式
GC.Collect();
 
/// <summary>
/// 關閉Excel程式
/// </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);   //得到這個控制程式碼，具體作用是得到這塊記憶體入口
            int k = 0;
            GetWindowThreadProcessId(t, out k);   //得到本程式唯一標誌k
            System.Diagnostics.Process p = System.Diagnostics.Process.GetProcessById(k);   //得到對程式k的引用
            p.Kill();     //關閉程式k
        }
        catch (System.Exception ex)
        {
            throw ex;
        }
    }
}
     
     
//關閉開啟的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);
}

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