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Have looking into rosbag to save data and play it later.

To save data from ros topic

rostopic echo /scan >>mydata.txt

Have looking into rosbag to save data and play it later.

To save data from ros topic

rostopic echo /scan >>mydata.txt

Have looking into rosbag to save data and play it later.

To save data from ros topic to text file. It saves a .txt file in current directory,

rostopic echo /scan >>mydata.txt

Have looking into rosbag to save data and play it later.