HTMLMediaElement.seekable

The seekable read-only property of HTMLMediaElement objects returns a new static normalized TimeRanges object that represents the ranges of the media resource, if any, that the user agent is able to seek to at the time seekable property is accessed.

Syntax

var seekable = audioOrVideo.seekable;

Value

A new static normalized TimeRanges object that represents the ranges of the media resource, if any, that the user agent is able to seek to at the time seekable property is accessed.

Examples

var video = document.querySelector("video");
var timeRangesObject = video.seekable;
var timeRanges = [];
//Go through the object and output an array
for (let count = 0; count < timeRangesObject.length; count ++) {
    timeRanges.push([timeRangesObject.start(count), timeRangesObject.end(count)]);
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
seekable
43
12
8
9
≤12.1
3.1
Yes
Yes
8
≤12.1
2
Yes

See also

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https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/seekable