% A variable V
declare
V = 9999*9999
{Browse V*V}

% Variables can only be assigned once.
% The following will produce an error:

V=9999

{Browse V}

declare V = 10
W =20

local R V in
   R = 20
   V = 30
   {Browse [R V]}
end

{Browse V}

% out of scope:
% {Browse R}