fetch method Null safety

Future fetch (
  1. dynamic input,
  2. [Map? init]
)

Implementation

Future fetch(/*RequestInfo*/ input, [Map? init]) {
  var init_dict = null;
  if (init != null) {
    init_dict = convertDartToNative_Dictionary(init);
  }
  return promiseToFuture(JS("", "#.fetch(#, #)", this, input, init_dict));
}