Product Bundles
DevCraft
All Telerik .NET and Kendo UI JavaScript components and AI Tools in one package.
Kendo UI
Bundle of AI Tools plus four JavaScript UI libraries built natively for jQuery, Angular, React and Vue.
Build JavaScript UI
Javascript
Telerik
Build modern .NET business apps
.Net Web
Cross-Platform
Desktop
Reporting and Documents
AI for Developers & IT
Ensure AI program success
AI Coding
AI Engineering
Additional Tools
Enhance the developer and designer experience
Testing & Mocking
Debugging
UI/UX Tools
CMS
Free Tools
Support and Learning
Productivity and Design Tools
New to Telerik UI for ASP.NET AJAX? Download free 30-day trial
RadSpreadProcessing allows you to create a document from scratch using code only. This is particularly convenient when in need to export large amount of data to one of the supported formats - XLSX, CSV, TXT and PDF.
<%@ Page Language="vb" CodeFile="DefaultVB.aspx.vb" AutoEventWireup="false" Inherits="Telerik.SpreadProcessing.GenerateDocuments.DefaultVB" %> <%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %> <%@ Register TagPrefix="qsf" Namespace="Telerik.QuickStart" %> <!DOCTYPE html> <html xmlns='http://www.w3.org/1999/xhtml'> <head runat="server"> <title>Telerik ASP.NET Example</title> <link href="styles.css" rel="stylesheet" /> </head> <body> <form id="form1" runat="server"> <telerik:RadScriptManager runat="server" ID="RadScriptManager1" /> <telerik:RadSkinManager ID="RadSkinManager1" runat="server" ShowChooser="true" /> <div class="demo-container"> <telerik:RadButton RenderMode="Lightweight" Text="Download" ID="Download" CssClass="downloadButton" OnClick="Download_Click" runat="server" /> <br /> <br /> <telerik:RadGrid RenderMode="Lightweight" ID="RadGrid1" runat="server" GridLines="None" OnNeedDataSource="RadGrid1_NeedDataSource" AutoGenerateColumns="false" AllowPaging="true"> <MasterTableView> <Columns> <telerik:GridBoundColumn DataField="ProductID" HeaderText="#"> </telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="ProductName" HeaderText="Product Name"></telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="UnitPrice" HeaderText="Unit Price"> <HeaderStyle HorizontalAlign="Right" /> <ItemStyle HorizontalAlign="Right" /> </telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="UnitsInStock" HeaderText="Units In Stock"> <HeaderStyle HorizontalAlign="Right" /> <ItemStyle HorizontalAlign="Right" /> </telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="SubTotal" HeaderText="Sub Total"> <HeaderStyle HorizontalAlign="Right" /> <ItemStyle HorizontalAlign="Right" /> </telerik:GridBoundColumn> </Columns> </MasterTableView> </telerik:RadGrid> </div> <qsf:ConfiguratorPanel runat="server" ID="ConfigurationPanel1" Title="Demo Configurator"> <Views> <qsf:View> <fieldset> <legend>Exported file type</legend> </fieldset> <qsf:DropDownList Size="Medium" runat="server" ID="ExtensionsDropDownList"> <Items> <telerik:DropDownListItem Value=".xlsx" Text="Xlsx" /> <telerik:DropDownListItem Value=".csv" Text="Csv" /> <telerik:DropDownListItem Value=".txt" Text="Txt" /> <telerik:DropDownListItem Value=".pdf" Text="Pdf" /> </Items> </qsf:DropDownList> </qsf:View> </Views> </qsf:ConfiguratorPanel> </form> </body> </html>