Function get

library/include/jsoncpp-ex.h:8–8

    template <typename T> bool is (const Json::Value &val) { return false; }
    template <typename T> T as (const Json::Value &val);
    template <typename T> T get (const Json::Value &val, const std::string &key, const T &default_) { return default_; }

#define define_helpers(type, is_func, as_func) \
        template<> inline bool is<type> (const Json::Value &val) { return val.is_func(); } \