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

3 votes152 views2 answers
Unity Make a 2D object look at the mouse position
C#Unity
0 vote119 views1 answer
WCF service dependency injection
C#
0 vote124 views1 answer
Parent to children nextJs
C#
21 votes121 views6 answers
C# reverse a string
C#
0 vote109 views1 answer
C# clear linkList
C#
4 votes136 views1 answer
Unity how to set rigidbody velocity
C#Unity
0 vote111 views1 answer
C# keyboard enter
C#
0 vote131 views1 answer
C# print exception stack trace
C#
0 vote120 views1 answer
Set text in unity invisible
C#Unity
3 votes116 views1 answer
How consider the first caracter in Split c#
C#