Return whether this map contains an element equivalent to key.

Synopses

Declared in <bslstl_map.h>

Return whether this map contains an element equivalent to key.

bool
contains(key_type const& key) const;

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Return whether this map contains an element equivalent to key.

template<class LOOKUP_KEY>
bool
contains(LOOKUP_KEY const& key) const
requires BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,
                                                   LOOKUP_KEY>::value;

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Return Value

true if an equivalent key is present

Parameters

Name

Description

key

key value to look up

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