JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...

Turns out half my old formulas were just dynamic arrays in disguise, written the long way.

How to use the UNIQUE() function to return a count of unique values in Excel Your email has been sent The TechRepublic article How to create a sorted unique list in an Excel spreadsheet shows you how ...

Use an Excel array function to create an AverageIf function Your email has been sent Excel doesn't have a built-in AVERAGEIF() function, but you can still average values, conditionally. Excel has ...

Array constants in Microsoft Excel are powerful tools for performing multiple calculations with a single formula. Using array constants in your Excel worksheets avoids the need for lengthy or repeated ...

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In addition to the new SORT function, you may also find the new FILTER and UNIQUE array functions useful. For example, the worksheet on the next page contains a detailed listing of invoices in columns ...