Have Excel formulas that return 0, make the result blank

Question

A recurring Excel problem I have is formulas such as INDEX(array,row,column) that return 0 when there\'s no result, rather than returning blank.

What is

Answer 1

I figured it out, by concatenating an EMPTY string.

INDEX(tt_Attributes,MATCH([RowID],tt_Attributes[RowID],0),COLUMN(tt_Attributes[Long Description]) ) & ""