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Docs/Arrays/cumsum

cumsum

Cumulative sum of an array.

Syntax

cumsum(arr) → Array of running totals

Backends

TypeScript

Description

Cumulative sum of an array.

Parameters

Name	Description
arr	Input array

Returns

Array of running totals

Examples

>> cumsum([1, 2, 3, 4])

[1, 3, 6, 10]

See Also