ImageTrackList: length property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Note: This feature is available in Dedicated Web Workers.

The length property of the ImageTrackList interface returns the length of the ImageTrackList.

An integer.

The following example prints the value of length to the console.

let tracks = imageDecoder.tracks;
console.log(tracks.length);

Specification
WebCodecs # dom-imagetracklist-length

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