Subject: Re: [isocpp-lib-ext] (draft) The simple truth about references
From: Ville Voutilainen (ville.voutilainen_at_[hidden])
Date: 2020-02-07 01:28:54
On Fri, 7 Feb 2020 at 09:05, Herb Sutter via Lib-Ext
> Aren't local references useful to express aliases, for example to a member of an array or container?
> Yes. Pointers can do it equivalently, it's a style choice.
> For example, this local reference is useful:
> int& r = a[f(i)];
> // ... then use r repeatedly ...
> Or you can equivalently use a pointer:
> int* p = a[f(i)];
> // ... then use *p repeatedly ...
Is that latter line intended to be
int* p = &a[f(i)];
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