HEADERS_RECEIVED constant
XMLHttpRequest.send() has been called, and AjaxRequest.headers and AjaxRequest.status are available.
Implementation
static const HEADERS_RECEIVED = AjaxRequestReadyState._internal(2, 2);
XMLHttpRequest.send() has been called, and AjaxRequest.headers and AjaxRequest.status are available.
static const HEADERS_RECEIVED = AjaxRequestReadyState._internal(2, 2);