如何获得结果的地址？

This is my function:

这是我的功能:

class function TCelebrity.ReadArray<T>(length:integer): byte;
var b:pointer;
begin
  b := @Result;
  if IndexR + SizeOf(T) * length > High(DataRead) + 1 then
    raise Exception.Create('error');
  Move(DataRead[IndexR],b,SizeOf(T) * length);
  Inc(IndexR,SizeOf(T) * length);
end;
class function