SCAN

Dynamic arrays

Like REDUCE but returns every intermediate total.

Syntax

SCAN([initial], array, lambda)

Full notes for SCAN are still being written. Use the AI explainer below for the arguments, a worked example and common mistakes.

More Dynamic arrays functions

BYCOL BYROW CHOOSECOLS CHOOSEROWS DROP EXPAND FILTER GROUPBY HSTACK MAKEARRAY MAP PIVOTBY

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Syntax follows Microsoft’s documentation. Examples are written to be pasted into a cell and checked. Argument separators may be ; in your locale. The AI explainer runs on a free community model — verify anything important.