updateAll method
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)) {
_map.updateAll(update);
}Updates all values.
Iterates over all entries in the map and updates them with the result
of invoking update.
void updateAll(V update(K key, V value)) {
_map.updateAll(update);
}