Learn how JavaScript’s built-in functions like map() and filter(), as well as compose() and chain(), support a more elegant handling of JavaScript arrays.

A soft multimodal optoelectronic array interface for multiparametric mapping of heart function in vivo Journal: Science Advances Published: 2025-02-07 DOI: 10.1126/sciadv.ads8608 Affiliations: 3 ...

Ability to apply complex Lambda functions to each row Returns an array of results for easy analysis and further manipulation BYROW vs MAP vs SCAN vs REDUCE Watch this video on YouTube.

You use these functions when you want to find values based on the value in a corresponding cell. Thanks to the newish dynamic array function XLOOKUP (), you now have more power and less confusion.