Binary heap: obtain a _reference_ to the front of the heap
Nicholas Wilson via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Tue Sep 13 01:55:15 PDT 2016
On Tuesday, 13 September 2016 at 08:19:04 UTC, Johan Engelen
wrote:
> In the binary heap documentation, I read that
> `BinaryHeap.front()` "Returns a copy of the front of the heap".
> [1]
> Is there no function to access the front of the heap without a
> copy? (micro-optimization)
>
> Thanks,
> Johan
>
> [1]
> https://dlang.org/phobos/std_container_binaryheap.html#.BinaryHeap.front
What does
foreach(ref e; bh)
{
//...
}
do?
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