在此页

• 范例
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

removetrack event is fired when a track is removed from a TextTrackList .

冒泡	No
可取消	No
接口	TrackEvent
事件处理程序特性	onremovetrack

范例

使用 addEventListener() :

const mediaElement = document.querySelector('video, audio');
mediaElement.textTracks.addEventListener('removetrack', (event) => {
  console.log(`Text track: ${event.track.label} removed`);
});
					

使用 onremovetrack 事件处理程序特性：

const mediaElement = document.querySelector('video, audio');
mediaElement.textTracks.onremovetrack = (event) => {
  console.log(`Text track: ${event.track.label} removed`);
};
					

规范

规范	状态
HTML 实时标准 The definition of 'removetrack' in that specification.	实时标准

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

No compatibility data found. Please contribute data for "api.TextTrackList.removetrack_event" (depth: 1) to the MDN 兼容性数据存储库 .

另请参阅

• 相关事件： addtrack , change
• 此事件在 VideoTrackList 目标： removetrack
• 此事件在 AudioTrackList 目标： removetrack
• 此事件在 MediaStream 目标： removetrack
• Media Streams API
• WebRTC

元数据

• 最后修改： May 31, 2019

相关话题

1. TextTrackList
2. 特性

   1. length
   2. onaddtrack
   3. onchange
   4. onremovetrack
3. 方法

   1. getTrackById()
4. 事件

   1. change
5. 继承：

   1. EventTarget