I believe there's an example in the manual.

Sean

On Apr 25, 2013, at 5:35 AM, Bojan Janisch wrote:

> Hello everyone,
> 
> does someone got an example of a strongly type tree in code? Or is there even one among the huge pool of examples?
> I've looked over the examples, but didn't find a clue that differs a normal tree from a strongly typed tree.
> 
> Greetings
> Bojan