HybridHashMap.reserveExtra

Reserve room for extraCapacity number of extra buckets.

struct HybridHashMap(K, V = void, alias hasher = hashOf, string keyEqualPred = defaultKeyEqualPredOf!(K), Allocator = Mallocator, Options options = Options.init)
void
reserveExtra
(
in size_t extraCapacity
)
if (
isAllocator!Allocator
)

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