Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Microsoft's Excel program, widely used in business, comes with many built-in functions that perform mathematical and logical operations on spreadsheet data. In Excel, functions are simple formulas you ...

The OR function is a logical function in Microsoft Excel, and its purpose is to determine if any condition you test is True. The formula for the OR function is OR (logical1, [logical2],..). The Syntax ...

The NOT function in Microsoft Excel is a built-in Logical function that reverses the logic of its argument. It ensures that one value is not equal to another. When given TRUE, NOT returns FALSE. When ...