:future - CSS: Cascading Style Sheets 编辑

The :future CSS pseudo-class selector is a time-dimensional pseudo-class that will match for any element which appears entirely after an element that matches :current. For example in a video with captions which are being displayed by WebVTT.

:future(p, span) {
  display: none;
}

Syntax

Syntax not found in DB!

Examples

CSS

:future(p, span) {
  display: none;
}

HTML

<video controls preload="metadata">
  <source src="video.mp4" type="video/mp4" />
  <source src="video.webm" type="video/webm" />
  <track label="English" kind="subtitles" srclang="en" src="subtitles.vtt" default>
</video>

WebVTT 

WEBVTT FILE

1
00:00:03.500 --> 00:00:05.000
This is the first caption

2
00:00:06.000 --> 00:00:09.000
This is the second caption

3
00:00:11.000 --> 00:00:19.000
This is the third caption

Specifications

SpecificationStatusComment
Selectors Level 4
The definition of ':future' in that specification.
Working DraftInitial definition.

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

See also

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