PHWinfo - Afficher un message - std::list of C-style arrays

07/12/2007, 17h02

On 2007-12-07 10:50:11 -0500, Spoon <root@localhost> said:

>
> Could someone explain why the following code is illegal?
> (I'm trying to use a list of (C-style) arrays.)

Because arrays are neither copy constructible nor assignable.

>
>
> Do I have to wrap the array in a struct?

Yes. Or, if you have TR1, use std::tr1::array, a template that defines
a fixed-size array that's copy constructible and assignable. It's also
slated for C++0x.

--
Pete
Roundhouse Consulting, Ltd. (www.versatilecoding.com) Author of "The
Standard C++ Library Extensions: a Tutorial and Reference
(www.petebecker.com/tr1book)

07/12/2007, 17h02	#2
Pete Becker Messages: n/a Hébergeur:	Re: std::list of C-style arrays On 2007-12-07 10:50:11 -0500, Spoon <root@localhost> said: > > Could someone explain why the following code is illegal? > (I'm trying to use a list of (C-style) arrays.) Because arrays are neither copy constructible nor assignable. > > > Do I have to wrap the array in a struct? Yes. Or, if you have TR1, use std::tr1::array, a template that defines a fixed-size array that's copy constructible and assignable. It's also slated for C++0x. -- Pete Roundhouse Consulting, Ltd. (www.versatilecoding.com) Author of "The Standard C++ Library Extensions: a Tutorial and Reference (www.petebecker.com/tr1book)