It seems to me, you probably started here, and you didn't do any preliminary work yourself. Next, you will be asked to define encoding and delimiters. Click File > Save as and choose Text CSV (.csv) from the Save as type drop-down menu. If you get stuck, or if you have a very specific question, this site is a great place to post your question(s). To convert your Excel file to CSV, follow these steps: Open your Excel document with OpenOffice Calc. That's the best way to learn how to do technical things. Actually, for something generic like this, you should always Google for a solution, and try to figure it out yourself. As a result, the CSV file will be saved in the folder where the previous xlsx file is saved. Next, select Save As and click on CSV (Comma delimited) option. There are several other resources online that can help with this ind of thing. Let’s walk through the steps to save multiple sheets in Excel to CSV. ThisCell.Value2 = "This is a .XlFileFormat.xlWorkbookNormal, Type.Missing, Type.Missing, Type.Missing, Type.Missing, .XlSaveAsAccessMode.xlShared, Type.Missing, Type.Missing, Type.Missing, Type.Missing, .XlFileFormat.xlCSVWindows, Type.Missing, Type.Missing, Type.Missing, Type.Missing, .XlSaveAsAccessMode.xlShared, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing) Range thisCell = (.Range)CurSheet.Cells Worksheet CurSheet = (.Worksheet)wsSheet Application app = new .ApplicationClass() Or following: public static void SaveAs() wbWorkbook.SaveAs("c:\yourdesiredFilename.csv", .XlFileFormat.xlCSV) ![]() ![]() Otherwise, a program could read the file as ASCII and choke on the first non-ASCII character encountered.Ĭheckout the. Using (var writer = new StreamWriter(targetFile,false, Encoding.UTF8))Įncoding.UTF8 ensures the file will be written as UTF8 with a Byte Order Mark that allows all programs to understand this is a UTF8 file instead of ASCII. No need for a memory buffer, writing directly to a file Var currentRow = new List(maxColumnNumber) ![]() You can write directly to a file instead, if you remove the memory stream and pass the path to the target file in ConvertToCsv : public static void ConvertToCsv(this ExcelPackage package, string targetFile) The code you linked to reads an XLSX sheet and returns the CSV data as a byte buffer through a memory stream.
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