AbstractAbstract ReadonlyerrorEmits the error if one is thrown by the request. Otherwise undefined
Abstract ReadonlyfailedEmits true if the request failed
Abstract ReadonlyloadingEmits true when the request is running
Abstract Readonlyrequest$The underlying request
Abstract ReadonlyresultThe result of the request, or undefined when unresolved
Abstract Readonlyresult$The result of the request
AbstractcancelSubscribe to the underlying request Observable
A class representing the state of a request with a known return type