operator []= method
void
operator []=(
- K key,
- V valueToSet
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
void operator []=(K key, V valueToSet) {
if (value == null) return null;
update((_) => value?[key] = valueToSet);
}