Description
Concatenates data from a range using a specified separator.
This is particularly useful for the Setup parameters editor .
Syntax
=MM_CONCATENATE(Range, "Separator")Range
The range that contains data you wish to concatenate.Separator (optional)
A string that separates each data from Range. The default value is set to "|" (pipe).
Example

Formula: =MM_CONCATENATE(A2:A6) in cell E3
Returns "Very satisfied | Satisfied | Neutral | Unsatisfied | Very unsatisfied". This is the correct way to define possible values in the parameter editor. The above example will define a radio button with five possible values.