Function is_number_float

Source/external/json.hpp:20515–20518

@brief return whether value is a floating-point number @sa https://json.nlohmann.me/api/basic_json/is_number_float/

	/// @brief return whether value is a floating-point number
	/// @sa https://json.nlohmann.me/api/basic_json/is_number_float/
	constexpr bool is_number_float() const noexcept
	{
		return m_type == value_t::number_float;
	}

	/// @brief return whether value is an object
	/// @sa https://json.nlohmann.me/api/basic_json/is_object/