HTMLMediaElement.seekable

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨2015年7月⁩.

HTMLMediaElement的只读属性 seekable 返回一个包含了用户可以跳转到的时刻的区域（如果有）的TimeRanges对象。

Syntax

var seekable = audioOrVideo.seekable;

值

一个TimeRanges对象。

示例

var video = document.querySelector("video");
var timeRangesObject = video.seekable;
var timeRanges = [];
//遍历所有时间区域并输出数组
for (let count = 0; count < timeRangesObject.length; count++) {
  timeRanges.push([timeRangesObject.start(count), timeRangesObject.end(count)]);
}