PictureInPictureEvent：pictureInPictureWindow 属性
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
PictureInPictureEvent 接口的 pictureInPictureWindow 只读属性返回与事件相关的 PictureInPictureWindow。
值
规范
| Specification |
|---|
| Picture-in-Picture # dom-pictureinpictureevent-pictureinpicturewindow |
浏览器兼容性
BCD tables only load in the browser