Array constants can only contain text in double quotes, plain numbers (no currency symbols or percent signs), or Boolean ...

The simplest way to think about SCAN is that it applies a custom calculation to each element in a range/array and returns every intermediate result it produces along the way. If that sounds abstract, ...

Owning 5 mutual funds doesn’t make you diversified. It might just mean you’re betting 5 times on the same 10 stocks and you’ll discover it only when all of them crash together.