V2EX progressive web app

Progressive Web App

定义 Definition

Progressive web app(渐进式网页应用,简称 PWA):一种用网页技术(HTML/CSS/Javascript)构建的应用形态,能像原生 App 一样提供离线可用、可安装到主屏幕、快速加载、可推送通知等体验,并且会根据设备与浏览器能力“渐进增强”(能用的功能就启用,不能用也能正常访问)。

发音 Pronunciation (IPA)

/prrsv wb p/

例句 Examples

A progressive web app can work offline after the first visit.
渐进式网页应用在首次访问后可以离线使用。

By using a service worker and a web app manifest, the team turned their website into a progressive web app that loads fast, supports installation, and keeps users engaged with push notifications.
通过使用 Service Worker 和 Web App Manifest,团队把网站改造成了渐进式网页应用:加载更快、支持安装,并能用推送通知提升用户活跃度。

词源与来历 Etymology

该术语由 Google 的工程师 Alex Russell 在 2015 年前后推广:

  • progressive(渐进的)强调“逐步增强”的设计理念;
  • web app(网页应用)强调其本质仍基于 Web 标准与浏览器运行环境。
    因此 progressive web app 指“具备原生体验但仍属于 Web 的应用”。

相关词 Related Words

文献与作品 Literary / Notable Works

  • **Learning Progressive Web Apps**(Tal Ater):系统介绍 PWA 的核心概念与实践。
  • **Progressive Web Apps**(Dean Alan Hume):围绕可安装、离线、性能与用户体验展开。
  • W3C:_Web App Manifest_(规范):PWA “可安装/应用元数据”的关键标准文档。
  • W3C:_Service Workers_(规范):离线缓存、拦截请求等能力的基础标准文档。
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