The complementary landmark role is used to designate a supporting section that relates to the main content, yet can stand alone when separated. These sections are frequently presented as sidebars or call-out boxes. If possible, use the HTML
Learn about the SVGNumberList interface, including its properties and methods, specifications and browser compatibility....View this page on GitHub • Report a problem with this content...
Learn about the TransformStream interface, including its constructor, properties, and methods, code examples, specifications, and browser compatibility....View this page on GitHub • Report a problem with this content...
The search role is used to identify the search functionality; the section of the page used to search the page, site, or collection of sites....View this page on GitHub • Report a problem with this content...
Learn about the XRWebGLLayer interface, including its constructor, properties, and methods, code examples, specifications, and browser compatibility....View this page on GitHub • Report a problem with this content...
The HTTP Accept request and response header indicates which content types, expressed as MIME types, the sender is able to understand.
In requests, the server uses content negotiation to select one of the proposals and informs the client of the choice with the Content-Type response header.
In responses, it provides information about which content types the server can understand in messages to the requested resource, so that the content type can be used in subsequent requests to the resource....View this page on GitHub • Report a problem with this content...
The Background Fetch API provides a method for managing downloads that may take a significant amount of time such as movies, audio files, and software....View this page on GitHub • Report a problem with this content...
The HTML Disclosure Summary element () element specifies a summary, caption, or legend for a element's disclosure box. Clicking the element toggles the state of the parent element open and closed....View this page on GitHub • Report a problem with this content...
- это кнопка отправки в виде изображения. Вы можете использовать атрибут src, чтобы выбрать источник изображения и атрибут alt, чтобы добавить альтернативный текст. Атрибутами width и height можно указать размер изображения в пикселях....View this page on GitHub • Report a problem with this content...
IndexedDB is a low-level API for client-side storage of significant amounts of structured data, including files/blobs. This API uses indexes to enable high-performance searches of this data. While Web Storage is useful for storing smaller amounts of data, it is less useful for storing larger amounts of structured data. IndexedDB provides a solution. This is the main landing page for MDN's IndexedDB coverage — here we provide links to the full API reference and usage guides, browser support details, and some explanation of key concepts....View this page on GitHub • Report a problem with this content...