maxBy<R extends Comparable> method
Returns the first entry yielding the largest value of the given function or null
if there are no entries.
Implementation
MapEntry<K, V>? maxBy<R extends Comparable>(
R Function(MapEntry<K, V>) selector,
) {
final i = entries.iterator;
if (!i.moveNext()) return null;
MapEntry<K, V> maxElement = i.current;
R maxValue = selector(maxElement);
while (i.moveNext()) {
final e = i.current;
final v = selector(e);
if (maxValue.compareTo(v) < 0) {
maxElement = e;
maxValue = v;
}
}
return maxElement;
}