ByteScout Premium Suite – C# – Merge Protected PDF Documents with PDF Extractor SDK

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ByteScout Premium Suite – C# – Merge Protected PDF Documents with PDF Extractor SDK

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How to merge protected PDF documents with PDF extractor SDK in C# with ByteScout Premium Suite

Learn to merge protected PDF documents with PDF extractor SDK in C#

Sample source code below will display you how to manage a complex task like merge protected PDF documents with PDF extractor SDK in C#. What is ByteScout Premium Suite? It is the set that includes 12 SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording. It can help you to merge protected PDF documents with PDF extractor SDK in your C# application.

This prolific sample source code in C# for ByteScout Premium Suite contains various functions and other necessary options you should do calling the API to merge protected PDF documents with PDF extractor SDK. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! This basic programming language sample code for C# will do the whole work for you to merge protected PDF documents with PDF extractor SDK.

The trial version of ByteScout Premium Suite can be downloaded for free from our website. It also includes source code samples for C# and other programming languages.

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Program.cs

      using System.Diagnostics;
using Bytescout.PDFExtractor;

namespace MergeDocuments
{
    //
    // This example demonstrates how to provide password for protected PDF files.
    //
    class Program
    {
        static void Main(string[] args)
        {
            string[] inputFiles = new string[]
            {
                @".\encrypted1 (password is 'password').pdf", 
                @".\encrypted2 (password is 'password').pdf",
            };

            using (DocumentMerger merger = new DocumentMerger("demo", "demo"))
            {
                // Handle `PasswordRequired` event
                merger.PasswordRequired += new PasswordEventHandler(merger_PasswordRequired);

                // Ignore document permissions
                merger.CheckPermissions = false;

                merger.Merge(inputFiles, @".\result.pdf");
            }

            // Open result document in default associated application (for demo purpose)
            ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }

        static void merger_PasswordRequired(object sender, string document, ref string password)
        {
            // Ask user for password and return it using `password` parameter
            password = "password";
        }
    }
}