How to Use RANDARRAY function in Google Sheets in 2020?

RANDARRAY functionThe RANDARRAY function generates an array of random numbers between 0 and 1. The size of the array is determined by the provided rows and columns arguments.

Parts of a RANDARRAY function

RANDARRAY(rows, columns)

Part
Description

rows
The number of rows to return [optional]. Must be specified if columns is specified.

columns
The number of columns to return [optional].

Sample formulas

Example 1 RANDARRAY()

Example 2 RANDARRAY(4, 2)

Notes

If rows and columns are omitted, RANDARRAY returns a 1 x 1 sized grid.
Like the RAND function, hitting enter will cause RANDARRAY’s results to update.

Examples

A
B

1
Formula
Result

2
=RANDARRAY()
0.292929292

3

4

A
B
C

1
Formula
Result

2
=RANDARRAY(4,2)
0.35464566
0.124214214

3

0.45674863412
0.4561312

4

0.4565146
0.12645601

5

0.7878945
0.13459698

Related functions

RAND Returns a random number between 0 inclusive and 1 exclusive.