Spreadsheetsのニュース

Excel関数をWebアプリケーションに実装

8月 28, 2024
LEADTOOLS Excel Web Editorを使用して、XLS/XLSXファイルをプログラムでロードおよび保存

LEADTOOLS Document SDK is ideal for developing document and document imaging applications. Features include PDF viewing, comprehensive annotation and markup, specialized bitonal image displaying, and image processing. Other features include performance and memory optimizations for bitonal images, document image cleanup, including inverted text, border, hole-punch, and line removal, and scanning with LEADTOOLS Fast TWAIN and WIA. The LEADTOOLS Excel SDK - included in the Document SDK - gives developers the power to load, create, edit, and save Excel sheets programmatically.

In this blog post (the second in a 3-part series on the Excel SDK), LEADTOOLS Associate Marketing Web Developer Ryan Fritz shows you how to use the new Excel Web Editor to load an XLS/XLSX file, implement a common Excel function, and then save the updated file.

Read the complete blog and learn how to give your web applications this powerful and useful capability.

LEADTOOLS Document SDK is licensed as Development Licenses, for developers to use the SDKs, and Deployment Licenses, for the right to distribute end user solutions. See our LEADTOOLS Document SDK licensing page for full details.

Learn more on our LEADTOOLS Document SDK product page.

AIで強化した数式を使って、スプレッドシートをアップグレード

8月 23, 2024
AIを使って定義した数式を、DevExpress WinForms Spreadsheetで高度に計算

DevExpress DXperience is a comprehensive software development suite designed to enhance productivity and streamline the creation of high-performance applications across various platforms. It offers a wide range of tools and components for developers working with .NET frameworks including Windows Forms, WPF, ASP.NET, and Blazor as well as JavaScript, Angular, React, Vue, and jQuery. The suite includes powerful UI controls, data visualization tools, reporting capabilities, and cross-platform libraries that enable developers to build modern, responsive, and visually appealing applications efficiently.

In this blog post, DevExpress's Maria Nikulina shows you how to integrate OpenAI services with the DevExpress WinForms Spreadsheet Control (included with DXperience) to implement user-defined formulas for advanced calculations. These formulas let you automate repetitive tasks, efficiently analyze data, and execute advanced calculations not possible with built-in functions.

Steps include:

  • Setting up the DevExpress WinForms Spreadsheet Control
  • Setting up the OpenAI Client
  • Creating a User-Defined Function
  • Registering the Custom Function
  • Using the Custom Function within the Spreadsheet

Detailed sample code is included.

Read the complete blog to learn how to take Excel formula calculations to a whole new level by integrating AI services.

DevExpress DXperience is licensed per developer and is available as a Perpetual License with a 12 month support and maintenance subscription. See our DevExpress DXperience licensing page for full details.

The DevExpress WinForms Spreadsheet Control is available to buy in the following products:

ゴールシークを自動化し、Excelの分析を強化

8月 23, 2024
Document Solutions for Excel .NET 7.2では、.NETアプリケーション内におけるシナリオ分析と意思決定の自動化を実現。

Document Solutions for Excel, .NET Edition by MESCIUS is designed to enable developers to create and manipulate Excel documents programmatically within .NET applications. It provides a robust API for interacting with Excel spreadsheets, allowing developers to automate tasks such as data extraction, formatting, and generation of reports. The framework offers comprehensive support for various Excel features, including formulas, charts, conditional formatting, and data validation. It also provides tools for handling large datasets and optimizing performance, making it suitable for both small-scale and enterprise-level applications.

The Document Solutions for Excel 7.2 release now incorporates Goal Seek functionality, providing developers with the ability to programmatically implement scenario analysis and decision-making processes within their .NET applications. By leveraging the Goal Seek API, developers can automate the process of determining the optimal input values required to achieve a specific target output within an Excel spreadsheet. This feature significantly enhances the capabilities of the framework, empowering developers to create more sophisticated and dynamic applications that can effectively support complex modeling and analysis tasks.

To see a full list of what's new in version 7.2, see our release notes.

Document Solutions for Excel, .NET Edition is licensed per developer and is available in several license options for differing distribution needs. Team licenses are also available for multiple developers within the same organization. See our Document Solutions for Excel, .NET Edition licensing page for full details.

Document Solutions for Excel, .NET Edition is available to buy in the following products:

テーブルでデータ編成を強化

8月 20, 2024
スプレッドシートのテーブルは、データを整理し、データの整合性を高め、効率的な分析とレポート作成を可能にする構造化された方法を提供します。

Spreadsheet tables are organized groups of data in a spreadsheet, often with a header row and a range of cells containing related information. They make data management easier by grouping related information, improving how it looks and how easy it is to use. You can use functions and formulas on entire tables to automate calculations and reduce manual work. Tables often let you filter and sort data based on specific criteria, making analysis and reporting easier. Common uses include financial analysis, inventory management, project tracking, and customer databases.

Several WinForms spreadsheet controls offer table support including:

  • DevExpress WinForms Spreadsheet (part of DevExpress WinForms) enables developers to create and manage tables with sorting, filtering, and data binding capabilities.
  • Aspose.Cells for .NET provides programmatic control over tables in Excel files, enabling creation, formatting, and manipulation.
  • Spread.NET WinForms (part of Spread.NET by MESCIUS) simplifies creating data-bound tables with automatic formatting and built-in filtering options.
  • Infragistics WinForms Spreadsheet (part of Infragistics Ultimate UI for Windows Forms) allows users to define and format tables, offering filtering and calculated columns.

For an in-depth analysis of features and price, visit our WinForms spreadsheet controls comparison.

Compare WinForms Spreadsheet Controls

WPFを使用したExcel XLSXをインポート/エクスポート

8月 9, 2024
Spread.NET by MESCIUSがC#またはVBのシームレスなExcelスプレッドシートのインポートおよびエクスポート機能を使用して、WPFプロジェクトを強化する方法をご覧ください。

Spread.NET helps you create spreadsheets, grids, dashboards, and forms. It includes a powerful calculation engine with 450+ functions and the ability to import and export Excel spreadsheets. Leverage the extensive .NET spreadsheet API and powerful calculation engine to create analysis, budgeting, dashboard, data collection and management, scientific, and financial applications.

In this blog post, MESCIUS Product Marketing Specialist Mackenzie Albitz guides you through the four essential steps to import and export Excel spreadsheets on your way to creating robust spreadsheet applications with Spread.NET. These steps include:

  • Create a WPF Spreadsheet Application
  • Define the User Interface for a WPF Spreadsheet App
  • Add Excel XLSX Import Code - Invoke ExcelOpen Method
  • Add Excel XLSX Export Code - Invoke SaveExcel Method

Sample code is included in the blog and you can download the sample app in either C# or VB.

Read the full blog to get started using the full capabilities of the Spread.NET WPF component.

Spread.NET is licensed per developer and is available as a Perpetual License with a 12 month support and maintenance subscription. We can supply any Spread.NET license including new licenses, maintenance renewals, and upgrade licenses. See our Spread.NET licensing page for full details.

For more information, visit our Spread.NET product page.