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PdfVisionMergePdf Method (String, String)

Merges different PDF files into single PDF file

Namespace:  SautinSoft.PdfVision
Assembly:  SautinSoft.PdfVision (in SautinSoft.PdfVision.dll) Version: 2023.11.2
Syntax
public int MergePdf(
	string[] inpFiles,
	string outFile
)

Parameters

inpFiles
Type: SystemString
Array with paths to PDF documents
outFile
Type: SystemString
Path to a new single PDF, it will be created by the component or overwritten in case of PDF is already exist

Return Value

Type: Int32
0 - merged successfully
1 - error, can't merge PDF documents
2 - error, can't create output file, probably it used by another application
3 - merging failed
4 - merged successfully, but some files were not merged
Examples
How to merge PDF files in C#
using System;
using System.IO;
using System.Collections.Generic;
using SautinSoft.PdfVision;

namespace Sample
{
    class Program
    {
        static void Main(string[] args)
        {
            MergePdfInFiles();
        }
        public static void MergePdfInFiles()
        {
            PdfVision v = new PdfVision();
            string[] inpFiles = new string[] {@"..\..\..\simple text.pdf", @"..\..\..\table.pdf"};
            string outFile = new FileInfo("Result.pdf").FullName;

            // Merge PDF files into single document.
            int ret = v.MergePdf(inpFiles, outFile);

            // 0 - Merged successfully.
            // 1 - Error, can't merge PDF documents.
            // 2 - Error, can't create the output file, probably it used by another application.
            // 3 - Merging failed.
            // 4 - Merged successfully, but some files were not merged.
            if (ret == 0)
            {
                // Open the resulting PDF document in a default PDF Viewer.
                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile) { UseShellExecute = true });
            }
        }
    }
}
How to merge PDF files in VB.Net
Imports System
Imports System.IO
Imports System.Collections.Generic
Imports SautinSoft.PdfVision

Namespace Sample
    Friend Class Program
        Shared Sub Main(ByVal args() As String)
            MergePdfInFiles()
        End Sub
        Public Shared Sub MergePdfInFiles()
            Dim v As New PdfVision()
            Dim inpFiles() As String = {"..\..\..\simple text.pdf", "..\..\..\table.pdf"}
            Dim outFile As String = (New FileInfo("Result.pdf")).FullName

            ' Merge PDF files into single document.
            Dim ret As Integer = v.MergePdf(inpFiles, outFile)

            ' 0 - Merged successfully.
            ' 1 - Error, can't merge PDF documents.
            ' 2 - Error, can't create the output file, probably it used by another application.
            ' 3 - Merging failed.
            ' 4 - Merged successfully, but some files were not merged.
            If ret = 0 Then
                ' Open the resulting PDF document in a default PDF Viewer.
                System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outFile) With {.UseShellExecute = True})
            End If
        End Sub
    End Class
End Namespace
See Also