On Sat, Oct 17, 2009 at 10:22 PM, StarWing <weasley...@sina.com> wrote:
> okay, I think somethings do....while is useful, but why python didn't
> have it?
For simplicity of syntax and less duplication among the basic
syntactic constructs.
> in lisp, we can (while (progn ....))
> and in all other language we have do...while.
> but in python, we only can:
> cond = 1
> while cond:
> cond = 0
> .....
> if ....: cond = 1
>
> has any polite way to handle this?
It's essentially the same:
while True:
...
if not cond: break
This is considered idiomatic; and FWIW, I see do-while as having no
significant advantage over this.
Cheers,
Chris
--
http://blog.rebertia.com
--
http://mail.python.org/mailman/listinfo/python-list
