The ISBLANK function returns TRUE if the value is blank and False if the cell is not blank. The ISBLANK function is an information function and will locate an empty cell. The formula for the ISBLANK ...
Excel’s SUM, DATE, WEEKDAY, IF, Nested IF, and IF/OR functions came to mind as I was watching a 1969 film called If It’s Tuesday, This Must Be Belgium, about American tourists on a whirlwind tour of ...