web api instance property
HTMLMediaElement: controller property
The HTMLMediaElement.controller property represents the media controller assigned to the element.
Value
A MediaController object or null if no media controller is assigned to the element. The default is null.
Specifications
In 2016, the whole Media Controller feature was removed from the HTML specification. It is no longer on track to become a standard.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.