| OrderByT, TKey(IEnumerableT, FuncT, TKey, OrderByDirection) | Sorts the elements of a sequence in a particular direction (ascending, descending) according to a key |
| OrderByT, TKey(IEnumerableT, FuncT, TKey, IComparerTKey, OrderByDirection) | Sorts the elements of a sequence in a particular direction (ascending, descending) according to a key |