updateAll method Null safety
- V update(
- K key,
- V value
override
Updates all values.
Iterates over all entries in the map and updates them with the result
of invoking update
.
Implementation
void updateAll(V update(K key, V value)) {
for (var key in this.keys) {
this[key] = update(key, this[key] as V);
}
}