count()

template<class Key , class T , class IgnoredLess = std::less<Key>, class Allocator = std::allocator<std::pair<const Key, T>>>

size_type nlohmann::ordered_map< Key, T, IgnoredLess, Allocator >::count ( const Key &  key ) const

inline

Definition at line 17687 of file json.hpp.

    {
        for (auto it = this->begin(); it != this->end(); ++it)
        {
            if (it->first == key)
            {
                return 1;
            }
        }
 
        return 0;
    }