ByteScout PDF Extractor SDK - C# - Extract Attachments from PDF - ByteScout

ByteScout PDF Extractor SDK – C# – Extract Attachments from PDF

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How to extract attachments from PDF in C# using ByteScout PDF Extractor SDK

This tutorial will show how to extract attachments from PDF in C#

Source code documentation samples provide quick and easy way to add a required functionality into your application. ByteScout PDF Extractor SDK is the SDK that helps developers to extract data from unstructured documents, pdf, images, scanned and electronic forms. Includes AI functions like automatic table detection, automatic table extraction and restructuring, text recognition and text restoration from pdf and scanned documents. Includes PDF to CSV, PDF to XML, PDF to JSON, PDF to searchable PDF functions as well as methods for low level data extraction. It can extract attachments from PDF in C#.

You will save a lot of time on writing and testing code as you may just take the C# code from ByteScout PDF Extractor SDK for extract attachments from PDF below and use it in your application. In your C# project or application you may simply copy & paste the code and then run your app! Further enhancement of the code will make it more vigorous.

Download free trial version of ByteScout PDF Extractor SDK from our website with this and other source code samples for C#.

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ExtractAttachments.NETCore.csproj
      
<?xml version="1.0" encoding="utf-8"?> <Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <OutputType>Exe</OutputType> <TargetFramework>netcoreapp2.0</TargetFramework> <EnableDefaultCompileItems>false</EnableDefaultCompileItems> <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute> <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute> <GenerateAssemblyFileVersionAttribute>false</GenerateAssemblyFileVersionAttribute> <GenerateAssemblyInformationalVersionAttribute>false</GenerateAssemblyInformationalVersionAttribute> <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute> <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute> <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute> <GenerateAssemblyCopyrightAttribute>false</GenerateAssemblyCopyrightAttribute> <GenerateAssemblyTrademarkAttribute>false</GenerateAssemblyTrademarkAttribute> <GenerateAssemblyCultureAttribute>false</GenerateAssemblyCultureAttribute> <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute> </PropertyGroup> <ItemGroup> <Compile Include="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> <None Include="..\..\attachments.pdf" Link="attachments.pdf"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </None> </ItemGroup> <ItemGroup> <PackageReference Include="Microsoft.Windows.Compatibility" Version="2.0.0" /> </ItemGroup> <ItemGroup> <Reference Include="Bytescout.PDFExtractor"> <SpecificVersion>False</SpecificVersion> <HintPath>c:\Program Files\Bytescout PDF Extractor SDK\netcoreapp2.0\Bytescout.PDFExtractor.dll</HintPath> </Reference> <Reference Include="Bytescout.PDFExtractor.OCRExtension"> <SpecificVersion>False</SpecificVersion> <HintPath>c:\Program Files\Bytescout PDF Extractor SDK\netcoreapp2.0\Bytescout.PDFExtractor.OCRExtension.dll</HintPath> </Reference> </ItemGroup> </Project>

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ExtractAttachments.VS2005.csproj
      
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>8.0.50727</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{5FD39006-92D8-4ACC-B2EB-A43ECBC67F99}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>ExtractAttachments</RootNamespace> <AssemblyName>ExtractAttachments</AssemblyName> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG;TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <ItemGroup> <Reference Include="Bytescout.PDFExtractor, Version=6.10.0.2136, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <SpecificVersion>False</SpecificVersion> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> </ItemGroup> <ItemGroup> </ItemGroup> <ItemGroup> <Compile Include="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <ItemGroup> <Content Include="..\..\attachments.pdf"> <Link>attachments.pdf</Link> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" /> <!-- To modify your build process, add your task inside one of the targets below and uncomment it. Other similar extension points exist, see Microsoft.Common.targets. <Target Name="BeforeBuild"> </Target> <Target Name="AfterBuild"> </Target> --> </Project>

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ExtractAttachments.VS2008.csproj
      
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>9.0.30729</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{5FD39006-92D8-4ACC-B2EB-A43ECBC67F99}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>ExtractAttachments</RootNamespace> <AssemblyName>ExtractAttachments</AssemblyName> <FileUpgradeFlags> </FileUpgradeFlags> <OldToolsVersion>2.0</OldToolsVersion> <UpgradeBackupLocation> </UpgradeBackupLocation> <TargetFrameworkVersion>v3.5</TargetFrameworkVersion> <PublishUrl>publish\</PublishUrl> <Install>true</Install> <InstallFrom>Disk</InstallFrom> <UpdateEnabled>false</UpdateEnabled> <UpdateMode>Foreground</UpdateMode> <UpdateInterval>7</UpdateInterval> <UpdateIntervalUnits>Days</UpdateIntervalUnits> <UpdatePeriodically>false</UpdatePeriodically> <UpdateRequired>false</UpdateRequired> <MapFileExtensions>true</MapFileExtensions> <ApplicationRevision>0</ApplicationRevision> <ApplicationVersion>1.0.0.%2a</ApplicationVersion> <IsWebBootstrapper>false</IsWebBootstrapper> <UseApplicationTrust>false</UseApplicationTrust> <BootstrapperEnabled>true</BootstrapperEnabled> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG;TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <ItemGroup> <Reference Include="Bytescout.PDFExtractor, Version=6.10.0.2136, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <SpecificVersion>False</SpecificVersion> <HintPath>C:\Program Files\Bytescout PDF Extractor SDK\net3.50\Bytescout.PDFExtractor.dll</HintPath> </Reference> <Reference Include="System" /> <Reference Include="System.Core"> <RequiredTargetFramework>3.5</RequiredTargetFramework> </Reference> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> </ItemGroup> <ItemGroup> </ItemGroup> <ItemGroup> <Compile Include="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <ItemGroup> <BootstrapperPackage Include="Microsoft.Net.Client.3.5"> <Visible>False</Visible> <ProductName>.NET Framework Client Profile</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.2.0"> <Visible>False</Visible> <ProductName>.NET Framework 2.0 %28x86%29</ProductName> <Install>true</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.0"> <Visible>False</Visible> <ProductName>.NET Framework 3.0 %28x86%29</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.5"> <Visible>False</Visible> <ProductName>.NET Framework 3.5</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.5.SP1"> <Visible>False</Visible> <ProductName>.NET Framework 3.5 SP1</ProductName> <Install>false</Install> </BootstrapperPackage> </ItemGroup> <ItemGroup> <Content Include="..\..\attachments.pdf"> <Link>attachments.pdf</Link> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" /> <!-- To modify your build process, add your task inside one of the targets below and uncomment it. Other similar extension points exist, see Microsoft.Common.targets. <Target Name="BeforeBuild"> </Target> <Target Name="AfterBuild"> </Target> --> </Project>

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ExtractAttachments.VS2010.csproj
      
<?xml version="1.0" encoding="utf-8"?> <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>9.0.30729</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{5FD39006-92D8-4ACC-B2EB-A43ECBC67F99}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>ExtractAttachments</RootNamespace> <AssemblyName>ExtractAttachments</AssemblyName> <FileUpgradeFlags> </FileUpgradeFlags> <OldToolsVersion>3.5</OldToolsVersion> <UpgradeBackupLocation> </UpgradeBackupLocation> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> <IsWebBootstrapper>false</IsWebBootstrapper> <TargetFrameworkProfile /> <PublishUrl>publish\</PublishUrl> <Install>true</Install> <InstallFrom>Disk</InstallFrom> <UpdateEnabled>false</UpdateEnabled> <UpdateMode>Foreground</UpdateMode> <UpdateInterval>7</UpdateInterval> <UpdateIntervalUnits>Days</UpdateIntervalUnits> <UpdatePeriodically>false</UpdatePeriodically> <UpdateRequired>false</UpdateRequired> <MapFileExtensions>true</MapFileExtensions> <ApplicationRevision>0</ApplicationRevision> <ApplicationVersion>1.0.0.%2a</ApplicationVersion> <UseApplicationTrust>false</UseApplicationTrust> <BootstrapperEnabled>true</BootstrapperEnabled> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG;TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <ItemGroup> <Reference Include="Bytescout.PDFExtractor, Version=6.10.0.2136, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <SpecificVersion>False</SpecificVersion> <HintPath>C:\Program Files\Bytescout PDF Extractor SDK\net4.00\Bytescout.PDFExtractor.dll</HintPath> </Reference> <Reference Include="System" /> <Reference Include="System.Core"> <RequiredTargetFramework>3.5</RequiredTargetFramework> </Reference> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> </ItemGroup> <ItemGroup> <Compile Include="Program.cs" /> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <ItemGroup> <BootstrapperPackage Include="Microsoft.Net.Client.3.5"> <Visible>False</Visible> <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.2.0"> <Visible>False</Visible> <ProductName>.NET Framework 2.0 %28x86%29</ProductName> <Install>true</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.0"> <Visible>False</Visible> <ProductName>.NET Framework 3.0 %28x86%29</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.5"> <Visible>False</Visible> <ProductName>.NET Framework 3.5</ProductName> <Install>false</Install> </BootstrapperPackage> <BootstrapperPackage Include="Microsoft.Net.Framework.3.5.SP1"> <Visible>False</Visible> <ProductName>.NET Framework 3.5 SP1</ProductName> <Install>false</Install> </BootstrapperPackage> </ItemGroup> <ItemGroup> <Content Include="..\..\attachments.pdf"> <Link>attachments.pdf</Link> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" /> <!-- To modify your build process, add your task inside one of the targets below and uncomment it. Other similar extension points exist, see Microsoft.Common.targets. <Target Name="BeforeBuild"> </Target> <Target Name="AfterBuild"> </Target> --> </Project>

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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(); } } }

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