Merge PDF files in C#

Combining multiple PDF files into a single document is a common task in various scenarios, such as organizing resumes or consolidating reports. In this article, we will guide you through the process of efficiently merging PDFs using Aspose.PDF for .NET, which offers developers both simplicity and flexibility.

Topics Covered

C# Library to Merge PDF Files

Aspose.PDF for .NET is a robust library that provides a wide range of tools for creating, editing, and merging PDF files. You can easily install it via NuGet using the following command:

PM> Install-Package Aspose.PDF

This library allows developers to seamlessly merge PDFs, manage file streams, and manipulate PDF documents programmatically, making it an ideal choice for any high-performance PDF processing task, including advanced PDF merging techniques in C# .NET.

How to Merge Two PDF Files in C#

Merging two PDF files is a straightforward process. Here’s how to do it in just a few simple steps:

  1. Create an instance of the PdfFileEditor class.
  2. Use the Concatenate method to merge the files.

Example Code

Merge Multiple PDF Files in C#

To merge more than two PDFs, follow these steps:

  1. Create an array of file paths for the PDFs you want to combine.
  2. Use the Concatenate method with the array of file paths.

Example Code

Combine PDF Files Using File Streams

If you prefer working with PDF streams instead of file paths, you can achieve this by following these steps:

  1. Utilize the Concatenate method with Stream objects instead of file paths.
  2. Ensure that the streams are readable and correctly positioned before merging.

Example Code

Conclusion

Aspose.PDF for .NET simplifies the process of merging multiple PDF files, whether you’re working with file paths or streams. For further information and detailed documentation, explore the Aspose.PDF documentation. With the Aspose Plugin available for just $99, you can significantly enhance your PDF processing capabilities today! This includes features like C# PDF text extraction without OCR and advanced PDF merging techniques in C# .NET.