Return whether this unordered multiset contains key.
Declared in <bslstl_unorderedmultiset.h>
Return whether this unordered multiset contains key.
bool
contains(key_type const& key) const;
» more...
Return whether this unordered multiset contains key.
template<class LOOKUP_KEY>
bool
contains(LOOKUP_KEY const& key) const
requires BloombergLP::bslmf::IsTransparentPredicate<HASH, LOOKUP_KEY>::value &&
BloombergLP::bslmf::IsTransparentPredicate<EQUAL,
LOOKUP_KEY>::value;
» more...
true if present, otherwise false
| Name | Description |
|---|---|
| key | key value to look up |