object
method _get_readyState : int
method _get_responseText : string
method _get_status : int
method _get_statusText : string
method _set_onreadystatechange : (unit -> unit) -> unit
method abort : unit
method getAllResponseHeaders : string
method getResponseHeader : string -> string
method open_ : string -> string -> bool -> unit
method send : string -> unit
method setRequestHeader : string -> string -> unit
end