apoc.coll.randomItems

Function APOC Core

apoc.coll.randomItems(coll, itemCount, allowRepick: false) - returns a list of itemCount random items from the original list, optionally allowing picked elements to be picked again

Signature

apoc.coll.randomItems(coll :: LIST? OF ANY?, itemCount :: INTEGER?, allowRepick = false :: BOOLEAN?) :: (LIST? OF ANY?)

Input parameters

Name	Type	Default
coll	LIST? OF ANY?	null
itemCount	INTEGER?	null
allowRepick	BOOLEAN?	false

Name

Type

Default

coll

LIST? OF ANY?

null

itemCount

INTEGER?

null

allowRepick

BOOLEAN?

false

Usage Examples

The following returns 2 random values from a list:

RETURN apoc.coll.randomItems([1,3,5,7,9], 2) AS output;

Table 1. Results
Output
[5, 3]