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C# check if excel file is open

WebFeb 5, 2015 · 1 solution Solution 1 Try using the Application.Workbooks collection instead: C# var excelApplication = (Excel.Application)Marshal.GetActiveObject ( "Excel.Application" ); for ( int i = 0; i < excelApplication.Workbooks.Count; i++) { Excel.Workbook workbook = excelApplication.Workbooks [i]; doc_list.Add (workbook.FullName); } WebApr 27, 2005 · First we create a command string that calls Excel.exe, passing as a command-line parameter the path to Inventory.xls. That’s what we do here: strCmdLine …

c# - Checking if an Excel Workbook is open - Stack Overflow

WebDec 26, 2024 · Create a function named ‘ReadExcelFile’ and use the below code to read the Excel data. private DataSet ReadExcelFile (string excelPath) { DataSet ds = new DataSet (); string connectionString = … WebApr 27, 2005 · First we create a command string that calls Excel.exe, passing as a command-line parameter the path to Inventory.xls. That’s what we do here: strCmdLine = “excel.exe ” & chr(34) & “C:\Scripts\Inventory.xls” & chr(34) Second, we use the Run method to call this command string. book my show adipurush interest https://teschner-studios.com

c# - Exception in opening a file that is already open

WebDec 18, 2024 · .NET 4+ allows C# to read and manipulate Microsoft Excel files, for computers that have Excel installed (if you do not have Excel installed, see NPOI ). … WebHere is a VBA code you can run to check if a specific workbook is open or closed. 1. Press Alt + F11 keys to open Microsoft Visual Basic for Applications window. 2. Click Insert > Module and then copy and paste … WebSep 5, 2012 · Below is an example to check if the workbook is open or not. If not open it open the workbook: Dim wbName As String = "Test.xlsx" Dim PathName As String = "c:\Test\" & wbName Dim wbBook As Excel.Workbook For Each wbBook In xlApp.Workbooks If wbBook.Name = wbName Then wbBook.Activate () Exit Sub End If … god told david i would have given you more

How Can I Tell if an Excel Workbook is Open and, If It Isn’t, Open …

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C# check if excel file is open

Activate an already open Excel workbook

WebJul 19, 2024 · I could determine if a file is in use with this: Code: Ret = IsWorkBookOpen (Wherwithal & "\" & wkbkname) If Ret = True Then MsgBox "The " & wkbkname & " is open." & vbCrLf & _ "Please update it later." Exit Sub End If Hope it helps. 0 Greg Truby MrExcel MVP Joined Jun 19, 2002 Messages 10,022 Jul 19, 2024 #9 WebApr 6, 2012 · Try opening it in a filestream. (You can even add a while loop around it) public void Main () { Boolean FileLocked = true ; while (FileLocked) { // Check if the file isn't locked by an other process try { // Try to open the file.

C# check if excel file is open

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http://www.spreadsheet1.com/how-to-diagnose-excel-file-corruption-and-repair-workbooks.html WebFeb 8, 2024 · The file Exists method checks if the specified file exists. The following code snippet checks if a file exists or not. string fileName = @ "c:\temp\Mahesh.txt"; if (File.Exists (fileName)) Console.WriteLine ("File exists."); else Console.WriteLine ("File does not exist."); After that check whether the file exists in a directory or not.

WebDec 1, 2014 · C#4.0. Hallo! I am trying to open an excel file using the following code which is written in a class library that I created in my project. string mySheet = … WebFeb 17, 2016 · var app = new Microsoft.Office.Interop.Excel.Application(); var bk1 = app.Workbooks.Open("c:\temp\myfile.xls"); var allOpenBks = app.Workbooks; …

WebFor same file protected with Excel 2007, length of arrays are: EncInfo1.bin -> is an encrypted binary file of size 4KB, data 248, text 130, HeaderSize 164. For same file … WebJul 11, 2012 · I want to check whether a particular Excel file is already opened. Otherwise when I reopen same file in my C# program it is opening in read only format. ... If the file if opened by another program this code can help you figure it out, but you won't be able to open it protected virtual bool IsFileLocked(FileInfo file ...

WebApr 28, 2024 · It’s pretty easy to check read-only file flag using attributes: 1 var isReadonly = new System.IO.FileInfo(@"C:\file.txt").Attributes.HasFlag(System.IO.FileAttributes.ReadOnly); …

WebOct 2, 2010 · using (FileStream fs = File.Open(, FileMode.Open, FileAccess.Read, FileShare.Read)) This code says: Hello Excel! If you may permit … god told adam do not eatWebDec 18, 2024 · First, add the reference to Microsoft Excel XX.X Object Library, located in the COM tab of the Reference Manager. I have given this the using alias of Excel. using Excel = Microsoft.Office.Interop.Excel; //Microsoft Excel 14 object in references-> COM tab Next, you'll need to create references for each COM object that is accessed. book my show aeWebJun 10, 2016 · C# public bool FileIsLocked ( string strFullFileName) { bool blnReturn = false ; System.IO.FileStream fs; try { fs = System.IO.File.Open (strFullFileName, IO.FileMode.OpenOrCreate, IO.FileAccess.Read, IO.FileShare.None); fs.Close (); } catch (System.IO.IOException ex) { blnReturn = true ; } return blnReturn; } Posted 29-Apr-16 … god told abraham to leave his people