[Newbies] Block evaluation

[Ulrich Hermann]

Hi,

I try to evalute the following block, but it doesn't work. I allways  
got a error message.

| x y z |
x:= [ y:=1. z:=2. x+y. ] .  x value.  [] in UndefinedObject>>DoIt  
{[y := 1.  z := 2]}


Regards
Ulli