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TreeMap.containsKey
containers
treemap
TreeMap
struct
TreeMap
(K, V, Allocator = Mallocator, alias less = "a < b", bool supportGC = shouldAddGCRange!K || shouldAddGCRange!V, size_t cacheLineSize = 64)
inout pure nothrow @
nogc
@
trusted
bool
containsKey
(
const
K
key
)
Return Value
Type:
bool
true if the mapping contains the given key
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