JavaScript(JS)是一种具有函数优先特性的轻量级、解释型或者说即时编译型的编程语言。虽然作为 Web 页面中的脚本语言被人所熟知,但是它也被用到了很多非浏览器环境中,例如 Node.js、Apache CouchDB、Adobe Acrobat 等。进一步说,JavaScript 是一种基于原型、多范式、单
MDN Web Docs(Mozilla Developer Network,MDN)是一个由Mozilla和许多贡献者维护的开放文档项目,致力于提供有关Web技术,包括HTML、CSS、JavaScript等的详细信息和示例。它的目标是使Web开发更加容易,并为开发人员提供准确、最新和有用的信息。MDN Web Docs的特点: 开源和社区驱动:MDN Web Docs的内容是由全球的开发者...
函数是 JavaScript 中的基本组件之一。JavaScript 中的函数类似于过程——一组执行任务或计算值的语句。但要成为函数,这个过程应该接受输入并返回与输入存在某些明显关系的输出。要使用一个函数,你必须将其定义在你希望调用它的作用域内。
MDN Web Docs is an open-source, collaborative project that documents web platform technologies, including CSS, HTML, JavaScript, and Web APIs. We also provide extensive 🧑🎓 learning resources for beginning developers and students. Note: By participating in and contributing to our projects an...
与其他语言相比,函数的 this 关键字在 JavaScript 中的表现略有不同,此外,在严格模式和非严格模式之间也会有一些差别。
MDN Web Docs is an open-source, collaborative project that documents web technologies including CSS, HTML, JavaScript, and Web APIs. Alongside detailed reference documentation, we provide extensive learning resources for students and beginners getting started with web development. MDN's mission MDN's ...
The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.
Note: This feature is available in Web Workers. The read-only target property of the Event interface is a reference to the object onto which the event was dispatched. It is different from Event.currentTarget when the event handler is called during the bubbling or capturing phase of the event...
Mozilla于本周四(3/24)发布了MDN Plus开发者付费订阅服务,添加了通知(Notifications)、收藏(Collections)及脱机(MDN offline)等付费功能,以定制化开发者访问MDN Web Docs的经验。 MDN最早的名称为Mozilla Developer Center,之后更名为Mozilla Developer Network,但开发者则习惯将它称为MDN Web Docs;微软、Google、三星与...
MDN Web Docs, previously known as the Mozilla Developer Network, is one of the most popular sources for documentation on web standards. The website is a great resource for everything from Chrome extensions to the latest JavaScript APIs, and earlier this month,Mozilla revealed a paid subscription...