C# .csv 파일이 Excel 형식으로 바뀝니다.Excel 형식을 (으)로 변환합니다.csv

14080 단어 Excel
using System;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Windows.Forms;
using Excel=Microsoft.Office.Interop.Excel;


namespace WinFromAPP
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        /// <summary>
        ///  Csv XLS 
        /// </summary>
        /// <param name="FilePath"> </param>



/// <returns> Xls </returns> public static string CSVSaveasXLS(string FilePath) { QuertExcel(); string _NewFilePath = ""; Excel.Application excelApplication; Excel.Workbooks excelWorkBooks = null; Excel.Workbook excelWorkBook = null; Excel.Worksheet excelWorkSheet = null; try { excelApplication = new Excel.ApplicationClass(); excelWorkBooks = excelApplication.Workbooks; excelWorkBook = ((Excel.Workbook)excelWorkBooks.Open(FilePath, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value)); excelWorkSheet = (Excel.Worksheet)excelWorkBook.Worksheets[1]; excelApplication.Visible = false; excelApplication.DisplayAlerts = false; _NewFilePath = FilePath.Replace(".csv", ".xls"); excelWorkBook.SaveAs(_NewFilePath, Excel.XlFileFormat.xlAddIn, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value); excelWorkBook.Close(); QuertExcel(); // ExcelFormatHelper.DeleteFile(FilePath); // QuertExcel(); GC.Collect(System.GC.GetGeneration(excelWorkSheet)); GC.Collect(System.GC.GetGeneration(excelWorkBook)); GC.Collect(System.GC.GetGeneration(excelApplication)); } catch (Exception exc) { throw new Exception(exc.Message); } finally { GC.Collect(); } return _NewFilePath; } /// <summary> /// xls csv /// </summary> /// <param name="FilePath"> </param> /// <returns> csv </returns> public static string XLSSavesaCSV(string FilePath) { QuertExcel(); string _NewFilePath = ""; Excel.Application excelApplication; Excel.Workbooks excelWorkBooks = null; Excel.Workbook excelWorkBook = null; Excel.Worksheet excelWorkSheet = null; try { excelApplication = new Excel.ApplicationClass(); excelWorkBooks = excelApplication.Workbooks; excelWorkBook = ((Excel.Workbook)excelWorkBooks.Open(FilePath, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value)); excelWorkSheet = (Excel.Worksheet)excelWorkBook.Worksheets[1]; excelApplication.Visible = false; excelApplication.DisplayAlerts = false; _NewFilePath = FilePath.Replace(".xls", ".csv"); // excelWorkSheet._SaveAs(FilePath, Excel.XlFileFormat.xlCSVWindows, Missing.Value, Missing.Value, Missing.Value,Missing.Value,Missing.Value, Missing.Value, Missing.Value); excelWorkBook.SaveAs(_NewFilePath, Excel.XlFileFormat.xlCSV, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value); QuertExcel(); //ExcelFormatHelper.DeleteFile(FilePath); } catch (Exception exc) { throw new Exception(exc.Message); } return _NewFilePath; } /// <summary> /// /// </summary> /// <param name="FilePath"> </param> /// <returns></returns> public static bool DeleteFile(string FilePath) { try { bool IsFind = File.Exists(FilePath); if (IsFind) { File.Delete(FilePath); } else { throw new IOException(" "); } return true; } catch (Exception exc) { throw new Exception(exc.Message); } } /// <summary> /// EXCEL /// </summary> private static void QuertExcel() { Process[] excels = Process.GetProcessesByName("EXCEL"); foreach (var item in excels) { item.Kill(); } } private void btnConvert_Click(object sender, EventArgs e) { //CSVSaveasXLS(textBox1.Text); XLSSavesaCSV(textBox1.Text); } } }
:http://www.cnblogs.com/junjie94wan/archive/2013/05/23/3094483.html

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