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4 months ago A new learning experience on MDNdeveloper.mozilla.org 5 months ago Introducing the new MDN Community pagedeveloper.mozilla.org 7 months ago Contributor Spotlight Yash Raj Bharti MDN resonates with my passion to build a consistent and open web, where developers can learn and grow. ...
JavaScript 拥有基于“事件循环”的运行时模型。 浏览完整的JavaScript 参考文档。 标准对象 了解Array、Boolean、Date、Error、Function、JSON、Math、Number、Object、RegExp、String、Map、Set、WeakMap、WeakSet等标准内置对象。 表达式和运算符 学习运算符instanceof、typeof、new、this,运算符优先级,以及其他运算符的行...
The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.
PWA 定义的一个方面就是它可以由浏览器提示以将其安装在设备上。安装后,PWA 对用户而言就是特定于平台的应用程序,是用户设备的一个永久特性,用户可以像启动其他任何应用程序一样直接从操作系统启动它。
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。
console.log(ary2.next());//Object {value: Array[2], done: false} value:Array[2] ---[0:1,1:2]; //可以看出每次执行这个next().都会返回一个该数组的索引和值组成的新的数组,被包在一个对象的value属性里 //所以可以通过ary2.next().value获取当前的值和索引 3...
MDN Web Docs, previously known as the Mozilla Developer Network, is one of the best documentation sources for web development around. It's a fantastic resource for learning everything from new CSS properties to the latest APIs for Chrome extensions, and now the site has a brand new look and...
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