operator []= method

@override void operator []=(dynamic key, dynamic value)

Associates the key with the given value.

If the key was already in the map, its associated value is changed. Otherwise the key/value pair is added to the map.

Implementation

@override
void operator []=(key, value) {
  throw Error.throwWithStackTrace(
    "this is a read only Map",
    StackTrace.current,
  );
}