On Wednesday, 4 July 2012 at 08:35:30 UTC, Dmitry Olshansky wrote:
On 04-Jul-12 12:29, Mehrdad wrote:
On Wednesday, 4 July 2012 at 08:25:59 UTC, Roman D. Boiko wrote:
That would be almost perfect. But has drawbacks:

* if element is big and may be not needed in all calls to popFront (when the user wants to ignore elements), there would be some overhead;

Could you give an example of such a range? Does such a heavyweight range come up in practice? (I'm assuming RVO would take care of not calling
copy constructors and such.)


UTF strings - calculating length of codepoint is cheaper then actually decoding it and then throwing away.

No, I think you misunderstood my question. I definitely know the use case for /that/. I was talking about an example of what I replied to, i.e. where Roman said the "element is big". dchars aren't big.

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