Function is_binary

Source/external/json.hpp:20543–20546

@brief return whether value is a binary array @sa https://json.nlohmann.me/api/basic_json/is_binary/

	/// @brief return whether value is a binary array
	/// @sa https://json.nlohmann.me/api/basic_json/is_binary/
	constexpr bool is_binary() const noexcept
	{
		return m_type == value_t::binary;
	}

	/// @brief return whether value is discarded
	/// @sa https://json.nlohmann.me/api/basic_json/is_discarded/