apoc.coll.combinations
Function
apoc.coll.combinations(coll LIST<ANY>, minSelect INTEGER, maxSelect INTEGER)
- returns a collection of all combinations of LIST<ANY>
elements between the selection size minSelect
and maxSelect
(default: minSelect
).
Signature
apoc.coll.combinations(coll :: LIST<ANY>, minSelect :: INTEGER, maxSelect = -1 :: INTEGER) :: LIST<ANY>
Usage examples
The following returns a collection of all combinations of LIST<ANY>
elements of selection size between 3
and 4
elements:
RETURN apoc.coll.combinations([1,3,5,7,9], 3, 4) AS output;
Output |
---|
[[1, 3, 5], [1, 3, 7], [1, 5, 7], [3, 5, 7], [1, 3, 9], [1, 5, 9], [3, 5, 9], [1, 7, 9], [3, 7, 9], [5, 7, 9], [1, 3, 5, 7], [1, 3, 5, 9], [1, 3, 7, 9], [1, 5, 7, 9], [3, 5, 7, 9]] |