Extract Attachments from PDF - C#
PDF Extractor SDK sample in C# demonstrating ‘Extract Attachments from PDF’
Program.cs
using System;
using Bytescout.PDFExtractor;
namespace ExtractAttachments
{
    class Program
    {
        static void Main()
        {
            // Create Bytescout.PDFExtractor.AttachmentExtractor instance
            AttachmentExtractor extractor = new AttachmentExtractor();
            extractor.RegistrationName = "demo";
            extractor.RegistrationKey = "demo";
            // Load sample PDF document
            extractor.LoadDocumentFromFile(@".\attachments.pdf");
            for (int i = 0; i < extractor.Count; i++)
            {
                Console.WriteLine("Saving attachment: " + extractor.GetFileName(i));
                // Save attachment to file
                extractor.Save(i, extractor.GetFileName(i));
                Console.WriteLine("File size: " + extractor.GetSize(i));
            }
            // Cleanup
			extractor.Dispose();
        }
    }
}