public MapArray<K, V> update(K key, Function<V, V> func) {
V value = null;
if (hasKey(key)) {
value = get(key);
removeByKey(key);
}
pairs.add(new Pair<>(key, func.apply(value)));
return this;
}
public void addOrReplace(K key, V value) {
if (hasKey(key)) removeByKey(key);
add(key, value);
}
public MapArray<K, V> update(K key, V value) {
if (hasKey(key)) removeByKey(key);
pairs.add(new Pair<>(key, value));
return this;
}