Re: String joining an array of structs or class instances implementing toString?

[pineapple via Digitalmars-d-learn]

On Thursday, 11 February 2016 at 12:53:20 UTC, Edwin van Leeuwen 
wrote:
I'd do it like this:

import std.algorithm : map;
pars.map!((part) => part.toString) // Turn them to strings
 .join(" ").writeln; // Join them.

Thanks! Does the map function iterate without constructing an 
extra list in-memory?