TextTrackList: change event

{{APIRef("HTML DOM")}}

The change event is fired when a text track is made active or inactive, or a {{domxref('TextTrackList')}} is otherwise changed.

Syntax

Use the event name in methods like {{domxref("EventTarget.addEventListener", "addEventListener()")}} , or set an event handler property.

addEventListener("change", (event) => { })

onchange = (event) => { }

Event type

A generic {{DOMxRef("Event")}} with no added properties.

Examples

Using addEventListener():

const mediaElement = document.querySelectorAll("video, audio")[0];
mediaElement.textTracks.addEventListener("change", (event) => {
  console.log(`'${event.type}' event fired`);
});

Using the onchange event handler property:

const mediaElement = document.querySelector("video, audio");
mediaElement.textTracks.onchange = (event) => {
  console.log(`'${event.type}' event fired`);
};

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

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