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- #include "ros/ros.h"
- #include "std_msgs/String.h"
- void chatterCallback(const std_msgs::String::ConstPtr& msg)
- {
- ROS_INFO("I heard: [%s]", msg->data.c_str());
- }
- int main(int argc, char **argv)
- {
- ros::init(argc, argv, "listener");
- ros::NodeHandle n;
- ros::Subscriber sub = n.subscribe("chatter", 1000, chatterCallback);
- ros::spin();
- return 0;
- }
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