FileFormatUtil.ExtensionToSaveFormat

FileFormatUtil.ExtensionToSaveFormat method

Converts a file name extension into a SaveFormat value.

public static SaveFormat ExtensionToSaveFormat(string extension)
ParameterTypeDescription
extensionStringThe file extension. Can be with or without a leading dot. Case-insensitive.

Remarks

If the extension cannot be recognized, returns Unknown.

Examples

namespace AsposeCellsExamples
{
    using Aspose.Cells;
    using System;

    public class FileFormatUtilMethodExtensionToSaveFormatWithStringDemo
    {
        public static void Run()
        {
            Workbook workbook = new Workbook();
            Worksheet worksheet = workbook.Worksheets[0];
            worksheet.Cells["A1"].PutValue("File format demonstration");

            try
            {
                string fileExtension = ".xlsx";
                
                SaveFormat saveFormat = FileFormatUtil.ExtensionToSaveFormat(fileExtension);
                Console.WriteLine($"File extension '{fileExtension}' maps to SaveFormat: {saveFormat}");
                
                string verifiedExtension = FileFormatUtil.SaveFormatToExtension(saveFormat);
                string outputPath = $"ExtensionConversionDemo{verifiedExtension}";
                
                workbook.Save(outputPath, saveFormat);
                Console.WriteLine($"Workbook saved successfully in {saveFormat} format");
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Error during format conversion: {ex.Message}");
            }
        }
    }
}

See Also