A question regarding Array capacity, length and slices

[Sourav via Digitalmars-d-learn]

Thanks! Just what I needed to understand. :-)

On Thursday, 29 May 2014 at 08:12:10 UTC, Ali Çehreli wrote:
> On 05/29/2014 12:37 AM, Sourav wrote:
>
> > the behavior totally depends upon how many
> > elements were present initially in the array, which means,
> the capacity
> > of a slice can actually introduces little surprises in the
> code! Is this
> > expected behavior or am I entirely missing something here?
>
> It is by design. I tried to explain this behavior under the 
> section "Making a slice longer may terminate sharing" here:
>
>   http://ddili.org/ders/d.en/slices.html
>
> The section "capacity to determine whether sharing will be 
> terminated" shows a way to detect whether sharing will be 
> terminated.
>
> Steven Schveighoffer's array article goes into design and 
> implementation details:
>
>   http://dlang.org/d-array-article.html
>
> Ali