Idea: swap with multiple arguments

[Steven Schveighoffer via Digitalmars-d]

On 5/23/16 4:01 PM, Andrei Alexandrescu wrote:
> So swap(a, b) swaps the contents of a and b. This could be easily
> generalized to multiple arguments such that swap(a1, a2, ..., an)
> arranges things such that a1 gets an, a2 gets a1, a3 gets a2, etc. I do
> know applications for three arguments. Thoughts? -- Andrei

One thing that screams out to me: this should be called rotate, not swap.

-Steve