AbortSignal interface 
Represents a signal that can be monitored to determine if a request has been aborted.
Properties
| aborted | Indicates if the request has been aborted.  | 
| onabort | Set this to a handler that will be invoked when the request is aborted.  | 
Property Details
aborted
Indicates if the request has been aborted.
aborted: boolean
				Property Value
boolean
onabort
Set this to a handler that will be invoked when the request is aborted.
onabort: () => void | null
				Property Value
() => void | null