แปลง OLM เป็น MBOX ผ่าน C #

using Aspose.Email.Storage.Olm;
using Aspose.Email.Mapi;
using Aspose.Email.Storage.Mbox;

using (var stream = new FileStream("target.mbox", FileMode.Create, FileAccess.Write))
// Initialize MboxStorageWriter and pass the above stream to it
using (var writer = new MboxrdStorageWriter(stream, false))
using (var olm = OlmStorage.FromFile("source.olm"))
{
    var folder = olm.GetFolder("Inbox", true);

    foreach (var msg in folder.EnumerateMapiMessages())
    {
        // Add message to mbox storage
        writer.WriteMessage(msg.ToMailMessage(new MailConversionOptions()));
    }
}