ByteScout PDF Extractor SDK - ASP.NET C# - Extract Attachments from PDF - ByteScout

ByteScout PDF Extractor SDK – ASP.NET C# – Extract Attachments from PDF

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

Write code in ASP.NET C# to extract attachments from PDF with this step-by-step tutorial

Extract attachments from PDF is easy to implement in ASP.NET C# if you use these source codes below. ByteScout PDF Extractor SDK: 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 ASP.NET C#.

This rich sample source code in ASP.NET C# for ByteScout PDF Extractor SDK includes the number of functions and options you should do calling the API to extract attachments from PDF. In your ASP.NET C# project or application you may simply copy & paste the code and then run your app! Detailed tutorials and documentation are available along with installed ByteScout PDF Extractor SDK if you’d like to dive deeper into the topic and the details of the API.

Free trial version of ByteScout PDF Extractor SDK is available on our website. Documentation and source code samples are included.

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Default.aspx
      
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="ExtractAttachments._Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>Untitled Page</title> </head> <body> <form id="form1" runat="server"> <div> </div> </form> </body> </html>

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Default.aspx.cs
      
using System; using Bytescout.PDFExtractor; namespace ExtractAttachments { public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { String inputFile = Server.MapPath(@".\bin\attachments.pdf"); // Create Bytescout.PDFExtractor.AttachmentExtractor instance AttachmentExtractor extractor = new AttachmentExtractor(); extractor.RegistrationName = "demo"; extractor.RegistrationKey = "demo"; // Load sample PDF document extractor.LoadDocumentFromFile(inputFile); Response.Clear(); Response.ContentType = "text/html"; for (int i = 0; i < extractor.Count; i++) { string attachmentFileName = extractor.GetFileName(i); int attachmentFileSize = extractor.GetSize(i); Response.Write("Found attachment: " + attachmentFileName + "<br/>"); // You can save the attachment to a file //extractor.Save(i, attachmentFileName); // ... or write to output stream //extractor.Save(i, Response.OutputStream); Response.Write("- file size: " + attachmentFileSize + "<br/><br/>"); } Response.End(); extractor.Dispose(); } } }

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Default.aspx.designer.cs
      
//------------------------------------------------------------------------------ // <auto-generated> // This code was generated by a tool. // Runtime Version:2.0.50727.42 // // Changes to this file may cause incorrect behavior and will be lost if // the code is regenerated. // </auto-generated> //------------------------------------------------------------------------------ namespace ExtractAttachments { public partial class _Default { protected System.Web.UI.HtmlControls.HtmlForm form1; } }

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ExtractAttachments.csproj
      
<?xml version="1.0" encoding="utf-8"?> <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0"> <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" /> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>9.0.30729</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{A8705DB2-82C7-46E7-8786-058EEE78DE9D}</ProjectGuid> <ProjectTypeGuids>{349c5851-65df-11da-9384-00065b846f21};{fae04ec0-301f-11d3-bf4b-00c04f79efbc}</ProjectTypeGuids> <OutputType>Library</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>ExtractAttachments</RootNamespace> <AssemblyName>ExtractAttachments</AssemblyName> <FileUpgradeFlags> </FileUpgradeFlags> <OldToolsVersion>3.5</OldToolsVersion> <UpgradeBackupLocation> </UpgradeBackupLocation> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> <TargetFrameworkProfile /> <UseIISExpress>false</UseIISExpress> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\</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\</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.Data" /> <Reference Include="System.Data.DataSetExtensions" /> <Reference Include="System.Drawing" /> <Reference Include="System.Web" /> <Reference Include="System.Web.ApplicationServices" /> <Reference Include="System.Web.DynamicData" /> <Reference Include="System.Web.Entity" /> <Reference Include="System.Web.Extensions" /> <Reference Include="System.Web.Extensions.Design" /> <Reference Include="System.Xml" /> <Reference Include="System.Configuration" /> <Reference Include="System.Web.Services" /> <Reference Include="System.EnterpriseServices" /> <Reference Include="System.Web.Mobile" /> <Reference Include="System.Xml.Linq" /> </ItemGroup> <ItemGroup> <Content Include="Default.aspx" /> <Content Include="Web.config" /> </ItemGroup> <ItemGroup> <Compile Include="Default.aspx.cs"> <SubType>ASPXCodeBehind</SubType> <DependentUpon>Default.aspx</DependentUpon> </Compile> <Compile Include="Default.aspx.designer.cs"> <DependentUpon>Default.aspx</DependentUpon> </Compile> <Compile Include="Properties\AssemblyInfo.cs" /> </ItemGroup> <ItemGroup> <Content Include="..\..\attachments.pdf"> <Link>attachments.pdf</Link> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <PropertyGroup> <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">10.0</VisualStudioVersion> <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath> </PropertyGroup> <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" /> <Import Project="$(VSToolsPath)\WebApplications\Microsoft.WebApplication.targets" Condition="'$(VSToolsPath)' != ''" /> <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v10.0\WebApplications\Microsoft.WebApplication.targets" Condition="false" /> <!-- 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> --> <ProjectExtensions> <VisualStudio> <FlavorProperties GUID="{349c5851-65df-11da-9384-00065b846f21}"> <WebProjectProperties> <UseIIS>False</UseIIS> <AutoAssignPort>True</AutoAssignPort> <DevelopmentServerPort>54471</DevelopmentServerPort> <DevelopmentServerVPath>/</DevelopmentServerVPath> <IISUrl> </IISUrl> <NTLMAuthentication>False</NTLMAuthentication> <UseCustomServer>False</UseCustomServer> <CustomServerUrl> </CustomServerUrl> <SaveServerSettingsInUserFile>False</SaveServerSettingsInUserFile> </WebProjectProperties> </FlavorProperties> </VisualStudio> </ProjectExtensions> </Project>

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ExtractAttachments.sln
      
Microsoft Visual Studio Solution File, Format Version 12.00 # Visual Studio 2013 VisualStudioVersion = 12.0.40629.0 MinimumVisualStudioVersion = 10.0.40219.1 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ExtractAttachments", "ExtractAttachments.csproj", "{A8705DB2-82C7-46E7-8786-058EEE78DE9D}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Any CPU = Debug|Any CPU Release|Any CPU = Release|Any CPU EndGlobalSection GlobalSection(ProjectConfigurationPlatforms) = postSolution {A8705DB2-82C7-46E7-8786-058EEE78DE9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU {A8705DB2-82C7-46E7-8786-058EEE78DE9D}.Debug|Any CPU.Build.0 = Debug|Any CPU {A8705DB2-82C7-46E7-8786-058EEE78DE9D}.Release|Any CPU.ActiveCfg = Release|Any CPU {A8705DB2-82C7-46E7-8786-058EEE78DE9D}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE EndGlobalSection EndGlobal

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Web.config
      
<?xml version="1.0"?> <configuration> <appSettings/> <connectionStrings/> <system.web> <!-- Set compilation debug="true" to insert debugging symbols into the compiled page. Because this affects performance, set this value to true only during development. --> <compilation debug="true" targetFramework="4.0"/> <!-- The <authentication> section enables configuration of the security authentication mode used by ASP.NET to identify an incoming user. --> <authentication mode="Windows"/> <!-- The <customErrors> section enables configuration of what to do if/when an unhandled error occurs during the execution of a request. Specifically, it enables developers to configure html error pages to be displayed in place of a error stack trace. <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm"> <error statusCode="403" redirect="NoAccess.htm" /> <error statusCode="404" redirect="FileNotFound.htm" /> </customErrors> --> <pages controlRenderingCompatibilityVersion="3.5" clientIDMode="AutoID"/> </system.web> </configuration>

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