sortedByCompare<K> method
*<Null safety>*
List<T> sortedByCompare <K>(K keyOf(T element), Comparator<K> compare)
Implementation
List<T> sortedByCompare<K>(
K Function(T element) keyOf, Comparator<K> compare) {
var elements = [...this];
quickSortBy<T, K>(elements, keyOf, compare);
return elements;
}