Convert from xls to xlsx C#

/// <summary>/// Using Microsoft.Office.Interop to convert XLS to XLSX format, to work with EPPlus library/// </summary>/// <param name="filesFolder"></param>
public static string ConvertXLS_XLSX(FileInfo file) 
{
  var app = new Microsoft.Office.Interop.Excel.Application();
  var xlsFile = file.FullName;
  var wb = app.Workbooks.Open(xlsFile);
  var xlsxFile = xlsFile + "x";
  wb.SaveAs(Filename: xlsxFile, FileFormat: Microsoft.Office.Interop.Excel.XlFileFormat.xlOpenXMLWorkbook);
  wb.Close();
  app.Quit();
  return xlsxFile;
}

Source: medium.com

Similar codes

1 vote341 views1 answer
Unity empty action
C#
0 vote322 views1 answer
Unity stop all audio
C#
16 votes288 views1 answer
For loop on enum c#
C#
2 votes358 views1 answer
C# datetime get number of week
C#
0 vote332 views1 answer
C# streamreader to file
C#
0 vote380 views1 answer
Get child of transform by index unity
C#Unity
0 vote329 views1 answer
Github action get commit tag
C#
2 votes349 views2 answers
Unity get all components in gameobject
C#
29 votes324 views5 answers
Random string generator c#
C#
0 vote380 views1 answer
Qtablewidget add image
C#