Element: afterscriptexecute event

WARNING:
This event was a proposal in an early version of the specification. Do not rely on it.
The 
afterscriptexecute event is fired after a script has been executed.
It is a proprietary event specific to Gecko (Firefox).
This event is not cancelable.
Syntax
Use the event name in addEventListener():
addEventListener("afterscriptexecute", (event) => { })
Alternatively, assign to the event handler property of the interface:
onafterscriptexecute = (event) => { }
Event type
A generic Event.
Specifications
Not part of any specification.
Browser compatibility
See also
beforescriptexecute event