CGTN西语频道借力两会报道脸书账号粉丝量破千万
Baseline Widely available
百度 目前，备受关注的《电子商务法》已通过全国人大常委会二审。
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2019.
The encrypted event is fired when initialization data is found in the media that indicates it is encrypted.
This event is not cancelable and does not bubble.
Syntax
Use the event name in methods like addEventListener(), or set an event handler property.
js
addEventListener("encrypted", (event) => { })
onencrypted = (event) => { }
Event type
A MediaEncryptedEvent. Inherits from Event.
Event properties
MediaEncryptedEvent.initDataTypeRead only-
Returns a case-sensitive string with the type of the format of the initialization data found.
MediaEncryptedEvent.initDataRead only-
Returns an
ArrayBuffercontaining the initialization data found. If there is no initialization data associated with the format, it returnsnull.
Specifications
| Specification |
|---|
| Encrypted Media Extensions # dom-htmlmediaelement-onencrypted |