Hello, liviuslivius!

Friday, January 31, 2014, 12:21:37 PM, you wrote:

l> i try to find any example of writing and declaring udf function
l> returning varchar instead of Char
l> without success.
l> Is this possible?

yes, but correct way is to use CSTRING.
It can be simply used inside udf, and that udf will be 100% compatible
with any outside CHAR/VARCHAR variables, fields or literals.

--
Dmitry Kuzmenko, www.ib-aid.com