Hi Renoir,

You're welcome. The TYPE() function can be used with any expression but it doesn't evaluate UDF's in such expressions.

? MF(), TYPE("mf()")
FUNCTION mf
RETURN DATE()

>Sergey,
>
>As usual that was exactly what I was looking for. I wasn't aware I could use it that way. I've always used it primarily with variables or the values of a field in a record.
>
>Thanks!