Re: [Boost-users] [corrected]How to delay the initialisation of a member in a C++ base class until the ctor of derived class is executed?

Subject: Re: [Boost-users] [corrected]How to delay the initialisation of a member in a C++ base class until the ctor of derived class is executed?
From: Zhi Tan (rockonedge_at_[hidden])
Date: 2009-03-25 09:58:23

> Date: Wed, 25 Mar 2009 20:13:02 +1100
> From: Alex MDC <alex.mdc_at_[hidden]>
>
> Since you're passing the size into the derived constructor, why don't you
> just pass it through to the base constructor?
>
> class base
> {
> public:
>     base(size_t array_size):size(array_size)
>     {
>         p_array.reset(new unsigned char[size]);
>     }
> private:
>     size_t size;
>     boost::shared_array<unsigned char> p_array;
> };
>
> class derived
> {
> public:
>     derived(size_t array_size):base(array_size)
>     {
>     }
> };
>
>
> Will that work for you?

Exactly. Thank you.