Noticias sobre JavaScript / HTML5

Genere archivos PDF a partir de datos de hojas de cálculo

Mayo 30, 2025
Permita a los usuarios exportar hojas de cálculo a archivos PDF directamente desde una aplicación web JavaScript, conservando el contenido y el estilo originales.

Exporting a spreadsheet to PDF from a JavaScript application is a widely used feature that allows users to generate portable, print-ready documents directly from the browser. It converts the contents of a spreadsheet, such as cell data, formulas, formatting, charts, and images into a Portable Document Format (PDF) file. This capability ensures that the data, formatting, and layout from the original spreadsheet are preserved without relying on external applications or manual intervention. It is particularly useful for generating reports, invoices, or records that need to be shared, printed, or archived in a fixed format. By enabling PDF generation directly within the web application, developers can offer users a straightforward method to archive, print, or share spreadsheet content in a consistent and professional format across devices and platforms.

Several JavaScript spreadsheet components allow you to export to PDF, including:

  • SpreadJS by MESCIUS enables users to convert complex spreadsheet content, including formulas and styling, directly to PDF within a JavaScript application.
  • Telerik Spreadsheet jQuery (part of Kendo UI) provides an integrated PDF export option that retains the structure and styling of the spreadsheet for uniform document output.
  • Jspreadsheet Pro, through the export to PDF extension, facilitates the export of spreadsheet content to PDF, ensuring the integrity of the original document.
  • Syncfusion Spreadsheet JavaScript (part of Syncfusion Essential Studio Enterprise) allows you to save spreadsheet documents as PDF files, preserving layout and style.

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

Compare JavaScript Spreadsheet Components

Agregue generación de texto impulsada por IA a sus aplicaciones

Mayo 28, 2025
Smart UI v23.0.0 permite a los usuarios generar, refinar y resumir contenido al instante, lo que les permite desarrollar texto completo a partir de simples indicaciones de IA.

Smart UI by Smart HTML Elements is an enterprise-grade UI library offering pre-built web components for developers in Angular, React, Vue, Blazor, and JavaScript. It boasts over 60 ready-to-use components like grids, charts, schedulers, and editors, all featuring two-way data binding, responsiveness, accessibility, and theming capabilities. This library helps developers rapidly build dynamic and modern web applications with consistent look-and-feel and rich functionalities, accelerating development time and ensuring professional quality.

The Smart UI v23.0.0 release adds new features to Smart.Editor, including content generation, text summarization and the ability to rewrite, expand or shorten content by using AI. These capabilities enable users to quickly craft content, distill lengthy text into key points, and tailor messaging with precision, all without leaving the editing environment. Whether expanding a brief idea into a full paragraph or condensing verbose content for clarity, the new AI tools simplify content creation and editing.

To see a full list of what's new in v23.0.0, see our release notes.

Smart UI (Smart HTML Elements) is licensed per developer and is available as a perpetual license with 1 year support and maintenance. It includes distribution to unlimited Web applications, SaaS projects, Intranets and Websites. Team, OEM and Enterprise licensing options are also available. See our Smart UI (Smart HTML Elements) licensing page for full details.

Learn more on our Smart UI product page.

Proporcione información instantánea con datos agregados

Mayo 27, 2025
Las funciones de agregación en componentes de cuadrículas de React permiten a los usuarios ver rápidamente métricas clave, como sumas y promedios, directamente dentro de la interfaz de la cuadrícula.

Aggregation in grid components allows users to automatically compute and display summary values, such as totals, averages, minimums, and maximums, across rows or columns of data. This feature enhances the analytical capability of a data grid by offering quick insights directly within the interface, reducing the need to export data for external processing. It is particularly valuable in business intelligence dashboards, financial applications, and administrative tools where on-the-fly data synthesis is essential.

Several React grid controls offer aggregation including:

  • Handsontable provides built-in support for column summaries, enabling functions like sum, min, max, and average to be easily configured per column.
  • SmartClient Grid by Isomorphic Software provides advanced summary capabilities via its GridSummaryRow feature, which supports configurable summary functions at both column and group levels.
  • Jspreadsheet Pro Data Grid includes a "footers" feature that allows for dynamic aggregation calculations using built-in or custom-defined functions, directly visible beneath the dataset.
  • ZingGrid supports data aggregation through its summary cell attributes, making it easy to apply functions such as sum, count, and average without additional scripting.

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

Compare React Grid Controls

Visualice datos clave en informes de Vue.js

Mayo 22, 2025
La incorporación de gráficos en informes transforma los datos sin procesar en imágenes claras y atractivas que resaltan las métricas clave para una toma de decisiones más informada.

Charts in reports are graphical representations of data such as bar graphs, line charts and pie diagrams that are incorporated into business documents to illustrate key insights and trends at a glance. By converting numbers into intuitive visuals, charts improve clarity and make comparisons between categories or time periods effortless while drawing attention to critical metrics like sales growth, customer churn or budget variances. These visual tools streamline data interpretation, empower stakeholders to make faster more informed decisions, foster alignment across departments and tell a cohesive data driven story without wading through rows of figures.

Several Vue.js reporting components support charts including:

  • Stimulsoft Reports.JS allows you to embed interactive charts in web reports, supporting diverse chart types, customization, and real-time data updates.
  • ActiveReportsJS lets you design dynamic chart components with extensive data bindings, responsive layouts, and export options for high-quality report visuals.
  • DevExpress Reporting facilitates integration of charts into interactive dashboards, offering cross-platform rendering, data analytics features, and customizable styling controls.

For an in-depth analysis of features and price, visit our Vue.js Reporting Components comparison.

Compare Vue.js Reporting Components

Acceda a datos de gráficos en vivo a través de las API de JavaScript

Mayo 22, 2025
Los controles de gráficos de React pueden recuperar datos actualizados bajo demanda mediante la integración con API de JavaScript personalizadas para pantallas visuales dinámicas.

JavaScript API as a data source in React JavaScript Charts refers to the use of custom JavaScript functions or services that fetch and supply data dynamically to chart components at runtime, rather than relying on static datasets. This approach enables charts to reflect real-time data changes, support asynchronous operations, and integrate with external APIs or internal services. It is particularly useful for applications that require up-to-date information, such as dashboards, monitoring tools, or analytics platforms. The key advantage is enhanced flexibility and responsiveness, allowing developers to handle complex data flows, perform live updates, and tailor chart behavior based on interactive or conditional logic.

Several React Chart Controls offer support for using JavaScript API as a data source including:

  • Highcharts Core lets you populate charts with live data through JavaScript APIs, enabling dynamic updates and real-time visualization scenarios.
  • DevExtreme Chart (part of DevExtreme Complete by DevExpress) allows you to bind chart components to JavaScript API-driven data sources.
  • LightningChart JS facilitates high-speed rendering of data streamed from JavaScript APIs, ideal for intensive, real-time analytical dashboards.
  • ZingChart supports flexible data injection via JavaScript APIs, making it easy to refresh charts dynamically based on changing external datasets.

For an in-depth analysis of features and price, visit our comparison of React Chart Controls.

Compare React Chart Controls