Return whether this multiset contains an element equivalent to key.
Declared in <bslstl_multiset.h>
template<class LOOKUP_KEY>
bool
contains(LOOKUP_KEY const& key) const
requires BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,
LOOKUP_KEY>::value;Return true if this map contains an element whose key is equivalent to the specified key.
Note: implemented inline due to Sun CC compilation error
true if an equivalent key is present, and false otherwise
| Name | Description |
|---|---|
| key | transparent key value to look up |