Jean-Hugues ROBERT <jean_hugues_robert / yahoo.com> wrote in message news:<6.0.1.1.0.20040508082021.01d58558 / pop.mail.yahoo.com>...
> I tend to use assertions when I want stronger checking:

Assertions are good, and useful, but they require a lot of extra
typing on the part of the developer -- a lot of redundant typing. 
Type checking can require no additional effort by the programmer.

--- SER