Found this post that has a formula that appears to do what I want > check to see if a text string has a number in it (any digit 0 thru 9):
=COUNT(FIND({0,1,2,3,4,5,6,7,8,9},A1))>0
But I see there's squiggly brackets, indicating an 'array', right? I've avoided array formulas in my file b/c I'm...