nlohmann::ordered_map::operator[]

accesses the element with the given key, inserting a default-constructed value if it does not exist

Synopsis

Declared in <nlohmann/ordered_map.hpp>

template<class KeyType>
requires detail::is_usable_as_key_type<key_compare, key_type, KeyType>::value
T&
operator[](KeyType&& key);

Return Value

reference to the value associated with key

Parameters

NameDescription
key [in]key of the element to access