This struct provides a namespace for key-configuration utilities used by bsl::unordered_map to extract keys from stored value objects.
Declared in <bslstl_unorderedmapkeyconfiguration.h>
template<>
struct UnorderedMapKeyConfiguration<basic_string<char> const, pair<basic_string<char> const, Json>>;| 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. |
| Name | Description |
|---|---|
extractKey | Return the member first of the specified object obj. obj.first must be of type VALUE_TYPE::first_type, which is the key portion of obj. |