# Array Constants

## More Useful Array Constant Formulas

I have been recently blogging on Array Constants (see below links) and how useful they are for simpler, more maintainable and readable formulas. ttps://www.theexcelfactor.com/using-array-constants-formulas-logic/ https://www.theexcelfactor.com/using-array-constant-list-formulas/ Also I often use SUMIFS which from the top of my head came with Excel 2007.  I did a job a few years ago that had another useful application of …

## Using Array Constants in Formulas – OR logic

This is a short PS post to my earlier post on using Array Constants in Formulas basically to simplify them.   The focus of the earlier post was avoiding Nested IFs but what about simplifying OR logic situations. Try… =OR(B5={“A”,”B”,”D”}) will return TRUE if B5 = A or B or D.  This is a lot simpler …

## Using Array Constants in your formulas

Array constants can help simplify your formulas. I find I use this kind of formula a lot… =IF(AND(B5<>{“A”,”B”,”C”,”D”}),”Yes”,”No”) Instead of: =IF(AND(B5<>”A”,B5<>”B”,B5<>”C”,B5<>”D”),”Yes”,”No”) … and imagine if you want to test 20 items for B5 is not equal to?  It’s shorter and easier to read and edit.  I discovered this by just playing around way back but …