Std_msgs::uint8multiarray Publishing an array

#include "ros/ros.h" #include "std_msgs/float32.h" #include <sstream> #include <iostream> #include "std_ Msgs/uint8multiarray.h "#include" std_msgs/multiarraydimension.h "using namespace Std;int main (int argc, char **argv) {  Ros::init (argc, argv, "talker");  Ros::nodehandle N;  Ros::P ublisher chatter_pub = n.advertise<std_msgs::uint8multiarray> ("chatter", +);  Ros::rate Loop_rate (ten);  while (Ros::ok ())  {std_msgs::multiarraylayout msg; const unsigned int data_sz = 10;std_msgs::uint8multiarray m; M.layout.dim.push_back (Std_msgs::multiarraydimension ()); m.layout.dim[0].size = Data_sz;m.layout.dim[0].stride = 1; M.layout.dim[0].label = "Bla";cout<< "===========================" <<endl;//only needed if you don ' t want to Use Push_backm.data.resize (DATA_SZ); m.data[0] = 2;m.data[1] = 1; Chatter_pub.publish (m);   Ros::spinonce (); Loop_rate.sleep ();  }  return 0;}

Std_msgs::uint8multiarray Publish an array