static void FilesExcelToCsv(string excelPath, string csvPath) { var filesXlsx = CsvFile.GetAllFilenames(excelPath, "*.xlsx"); int i = 0; foreach (var filex in filesXlsx) { string fileName = Path.GetFileNameWithoutExtension(filex); string fileNameX = Path.GetFileName(filex); string filec = Path.Combine(csvPath, fileName + ".csv"); string fileNameC = Path.GetFileName(filec); if (!File.Exists(filec)) { System.Console.WriteLine($"{++i}) {fileNameX} - {fileNameC}"); CsvFile.ExcelToCSVFile(filex, filec); // System.Console.WriteLine($"{++i}) {filex} - {fileName} - {filec}"); } } }