lowerBoundByCompare<K> method
Returns the index where element should be in this sorted list.
Implementation
Coral<int> lowerBoundByCompare<K>(E element, K Function(E element) keyOf,
int Function(K a, K b) compare, [int start = 0, int? end]) =>
_listCoral.map((list) => col.ListExtensions(list)
.lowerBoundByCompare<K>(element, keyOf, compare, start, end));