이 글은 아래의 자료를 참고로 만들어졌습니다. docs.ros.org/en/dashing/Tutorials/Parameters/Understanding-ROS2-Parameters.html Understanding ROS 2 parameters — ROS 2 Documentation: Dashing documentation Goal: Learn how to get, set, save and reload parameters in ROS 2. A parameter is a configuration value of a node. You can think of parameters as node settings. A node can store parameters as integers, floats, boolean..