How to return TRUE when all cells in range are blank in Excel
To return TRUE when all cells in a range are blank or empty, you can use a formula based on SUMPRODUCT and a logical test that suits the use case. Formula =SUMPRODUCT(–(range<>””))=0 Explanation In the example shown, the formula in E5 is: =SUMPRODUCT(–(B5:D5<>””))=0 How this formula works Working from the inside out, this formula contains …