ByteScout Barcode Reader SDK - ASP.NET C# - Read Barcode - ByteScout

ByteScout Barcode Reader SDK – ASP.NET C# – Read Barcode

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How to read barcode in ASP.NET C# and ByteScout BarCode Reader SDK

This code in ASP.NET C# shows how to read barcode with this how to tutorial

Source code documentation samples provide quick and easy way to add a required functionality into your application. ByteScout BarCode Reader SDK is the SDK for barcode decoding. Can read all popular types from Code 128, GS1, UPC and Code 39 to QR Code, Datamatrix, PDF417. Images, pdf, TIF images and live web camera are supported as input. Designed to handle documents with noise and defects. Includes optional splitter and merger for pdf and tiff based on barcodes. Batch mode is optimized for high performance with multiple threads. Decoded values can be exported to XML, JSON, CSV or into custom data format. It can read barcode in ASP.NET C#.

This code snippet below for ByteScout BarCode Reader SDK works best when you need to quickly read barcode in your ASP.NET C# application. This ASP.NET C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! You can use these ASP.NET C# sample examples in one or many applications.

Our website provides trial version of ByteScout BarCode Reader SDK for free. It also includes documentation and source code samples.

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Default.aspx
      
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="SimpleWebTestSharp._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>Simple Web Barcode Reader Tester (C#)</title> </head> <body> <form id="form1" runat="server"> <div> <div> <br /> <asp:ListBox ID="ListBox1" runat="server"></asp:ListBox><br /> <br /> <asp:Image ID="Image1" runat="server" />&nbsp;</div> </div> </form> </body> </html>

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Default.aspx.cs
      
using System; using Bytescout.BarCodeReader; namespace SimpleWebTestSharp { public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { Image1.ImageUrl = "BarcodePhoto.jpg"; Reader reader = new Reader(); // Limit search to 1D barcodes only (exclude 2D barcodes to speed up the search). // Change to reader.BarcodeTypesToFind.SetAll() to scan for all supported 1D and 2D barcodes // or select specific type, e.g. reader.BarcodeTypesToFind.PDF417 = True reader.BarcodeTypesToFind.SetAll1D(); // reader.MediumTrustLevelCompatible = true; // uncomment this line to enable Medium Trust compatible mode (slows down the recognition process as direct image data access is disabled in Medium Trust mode) reader.ReadFromFile(Server.MapPath("BarcodePhoto.jpg")); foreach (FoundBarcode barcode in reader.FoundBarcodes) { ListBox1.Items.Add(String.Format("{0} : {1}", barcode.Type, barcode.Value)); } } } }

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Default.aspx.designer.cs
      
//------------------------------------------------------------------------------ // <auto-generated> // This code was generated by a tool. // Runtime Version:2.0.50727.3053 // // Changes to this file may cause incorrect behavior and will be lost if // the code is regenerated. // </auto-generated> //------------------------------------------------------------------------------ namespace SimpleWebTestSharp { /// <summary> /// _Default class. /// </summary> /// <remarks> /// Auto-generated class. /// </remarks> public partial class _Default { /// <summary> /// form1 control. /// </summary> /// <remarks> /// Auto-generated field. /// To modify move field declaration from designer file to code-behind file. /// </remarks> protected global::System.Web.UI.HtmlControls.HtmlForm form1; /// <summary> /// ListBox1 control. /// </summary> /// <remarks> /// Auto-generated field. /// To modify move field declaration from designer file to code-behind file. /// </remarks> protected global::System.Web.UI.WebControls.ListBox ListBox1; /// <summary> /// Image1 control. /// </summary> /// <remarks> /// Auto-generated field. /// To modify move field declaration from designer file to code-behind file. /// </remarks> protected global::System.Web.UI.WebControls.Image Image1; } }

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SimpleWebTestSharp.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> </ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{B7976605-FA2F-4BD9-9F06-0F3766506386}</ProjectGuid> <ProjectTypeGuids>{349c5851-65df-11da-9384-00065b846f21};{fae04ec0-301f-11d3-bf4b-00c04f79efbc}</ProjectTypeGuids> <OutputType>Library</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>SimpleWebTestSharp</RootNamespace> <AssemblyName>SimpleWebTestSharp</AssemblyName> <OldToolsVersion>4.0</OldToolsVersion> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> <FileUpgradeFlags> </FileUpgradeFlags> <UpgradeBackupLocation /> </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> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release %28full%29|AnyCPU' "> <OutputPath>bin\</OutputPath> <DefineConstants>TRACE</DefineConstants> <Optimize>true</Optimize> <DebugType>pdbonly</DebugType> <PlatformTarget>AnyCPU</PlatformTarget> <ErrorReport>prompt</ErrorReport> </PropertyGroup> <ItemGroup> <Reference Include="Bytescout.BarCodeReader, Version=8.20.0.1340, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <SpecificVersion>False</SpecificVersion> <HintPath>C:\Program Files\Bytescout BarCode Reader SDK\net4.00\Bytescout.BarCodeReader.dll</HintPath> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Drawing" /> <Reference Include="System.Web" /> <Reference Include="System.Xml" /> <Reference Include="System.Configuration" /> <Reference Include="System.Web.Services" /> <Reference Include="System.EnterpriseServices" /> <Reference Include="System.Web.Mobile" /> </ItemGroup> <ItemGroup> <Content Include="BarcodePhoto.jpg" /> <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> <PropertyGroup> <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">10.0</VisualStudioVersion> <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath> </PropertyGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" /> <Import Project="$(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>65272</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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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" /> <!-- 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> --> </system.web> </configuration>

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