On Fri, May 31, 2013 at 5:12 PM, Stuart Dallas <stuart@xxxxxxxx> wrote: > That is not entirely correct. It must be a literal value. The expression > 'a'.'b' is a constant value. > I may be being overly picky here, but I think it's an important distinction. > I thought 'a'. 'b' is a constant expression and 'ab' is a constant value. Correct me if I am wrong. -- Shiplu.Mokadd.im ImgSign.com | A dynamic signature machine Innovation distinguishes between follower and leader