Return whether this multiset contains an element equivalent to key.
Synopsis
Declared in <bslstl_multiset.h>
template<class LOOKUP_KEY>
bool
contains(LOOKUP_KEY const& key) const
requires BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,
LOOKUP_KEY>::value;Description
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
Return Value
true if an equivalent key is present, and false otherwise
Parameters
Name |
Description |
key |
transparent key value to look up |
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