This struct provides a namespace for key‐configuration utilities used by bsl::unordered_map to extract keys from stored value objects.

Synopsis

Declared in <bslstl_unorderedmapkeyconfiguration.h>

template<
    class KEY,
    class VALUE_TYPE>
struct UnorderedMapKeyConfiguration;

Type Aliases

Name

Description

KeyType

This typedef is an alias to the (template parameter) KEY.

ValueType

This typedef is an alias to the (template parameter) VALUE_TYPE.

Static Member Functions

Name

Description

extractKey

Return the member first of the specified object obj.

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