type : ResponseType
One of "basic", "cors", "default", "error", or "opaque".
Defaults to "default".
ok : boolean
True if the response's status is within 200-299
url : string
URL of response.
Defaults to empty string.
status : number
Status code returned by server.
Defaults to 200.
statusText : string
Text representing the corresponding reason phrase to the
status, as defined in ietf rfc 2616
Defaults to "OK"
bytesLoaded : number
Denotes how many of the response body's bytes have been loaded, for example if the response is
the result of a progress event.
totalBytes : number
Denotes how many bytes are expected in the final response body.
headers : Headers
Headers object based on the
Headers class in the Fetch
toString() : string