Pointers - Is it safe to point to invalid memory?

[0xEAB]

On Saturday, 16 August 2025 at 15:44:45 UTC, Richard (Rikki) 
Andrew Cattermole wrote:
>> Source: Programming in D book, page 432, chapter 68.8
>> Quote: It is valid to point at the imaginary element one past 
>> the end of an array.
>
> That is not the spec, the book is wrong.

IMHO the book is *not* wrong but rather vague.
What — I think — the book tries to convey is that you can create 
a zero-length slice outside of the “range” of the original slice.