Weed пишет:
Bill Baxter пишет:
On Mon, Dec 15, 2008 at 3:35 PM, Weed <resume...@mail.ru> wrote:
Who can provide a link to an explanation about why in D has taken to
distinguish between classes and structures?
(Sorry for my bad English)
The main justification is eliminating the slicing problem.
http://cplusplusgems.blogspot.com/2005/10/what-is-slicing-problem-class-base.html
D solves it by making it impossible to have a class instance as a
value type.
Why not disallow the casting for structs, leaving the possibility of up
casting for the links and pointers to the structure?
What is the best place for such questions?
