// JSON-Like structure

typedef std::vector<std::any> Array;
typedef std::unordered_map<std::string, std::any> Object;

std::any tableau = Array({ 25, "élément" });
std::any objet = Object({
    {
        "omfg", tableau,
    },
    {
        "bar", 6,
    },
    {
        "baz", Object({
            {"foo", 2}
        })
    }
});

std::cout << (tableau.type() == typeid(Array)) << std::endl;
std::cout << (objet.type() == typeid(Object)) << std::endl;