TextTrackCue: enter event
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The enter event fires when a cue becomes active. In the case of subtitles or a caption this is when it displays over the media.
Syntax
Use the event name in methods like addEventListener(), or set an event handler property.
js
addEventListener("enter", (event) => {});
onenter = (event) => {};
Event type
A generic Event with no added properties.
Example
In the following example, cue1 prints to the console when it is the active cue.
js
cue1.addEventListener("enter", (event) => {
console.log("Cue 1 has displayed");
});
Specifications
| Specification |
|---|
| HTML # event-media-enter |
| HTML # handler-texttrackcue-onenter |
Browser compatibility
BCD tables only load in the browser