Combine Multiple Documents into A Single PDF File in C# .NET

merge-multiple-documents-into-one-pdf-file.md

Merge Word, Excel & PowerPoint Files into One PDF in .NET

The below C# .NET code example demonstrates how to merge multiple popular document types such as Word (DOC/DOCX), Excel Spreadsheet (XLS/XLSX) and PowerPoint (PPT/PPTX) into a single PDF file without disturbing the document formatting and layout. It makes easier for the end users to view the merged PDF file in any PDF viewer; requiring no other applications or Microsoft Office installed on the devices.

View a list of all supported document formats that can be merged efficiently within any type of .NET application.

APIs to Use

• GroupDocs.Merger for .NET: https://products.groupdocs.com/merger/net/
• Conholdate.Total for .NET: https://products.conholdate.com/total/net/

Installation

Download GroupDocs.Merger APIs from https://downloads.conholdate.com/total/net or install the whole package directly from Nuget https://www.nuget.org/packages/Conholdate.Total/ into your workplace.

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merge-word-excel-powerpoint-documents-into-one-pdf-file.cs

// Supports merging Microsft Word, Excel, PowerPoint, Visio, OpenDocument, HTML, eBook and PostScript file formats
// Supported file formats: https://docs.groupdocs.com/merger/net/supported-document-formats/

using (Merger merger = new Merger("input.pdf"))
{    
	merger.Join("word-document.doc");

	merger.Join("excel-document.xls");

	merger.Join("powerpoint-document.ppt");

	merger.Save("merged.pdf");
}