diegogandino wrote:

> In one of my sistem I use the Substr UDF. In the app folder I create a
>

[...]

> The firebird version is 2.0
>

Then why do you use the UDF-function at all?
At least since 1.5 Firebird has a built-in substring-function (select
substring(field from .. to ..) from table).
Does the UDF-function something that can't be accomplished otherwise?


--
Magnus