GCC / make – pcdPointXYZRGB2txt.cpp:12:24: error: ‘split’ is not a member of ‘boost’

If make fails due to

[ 13%] Building CXX object CMakeFiles/treeseg.dir/src/treeseg.cpp.o
./treeseg/src/pcdPointXYZRGB2txt.cpp: In function ‘int main(int, char**)’:
./treeseg/src/pcdPointXYZRGB2txt.cpp:12:24: error: ‘split’ is not a member of ‘boost’
   12 |                 boost::split(tmp1,args[i],boost::is_any_of("/"));
      |                        ^~~~~
./treeseg/src/pcdPointXYZRGB2txt.cpp:13:24: error: ‘split’ is not a member of ‘boost’
   13 |                 boost::split(tmp2,tmp1[tmp1.size()-1],boost::is_any_of("."));
      |                        ^~~~~
make[2]: *** [CMakeFiles/pcdPointXYZRGB2txt.dir/build.make:79: CMakeFiles/pcdPointXYZRGB2txt.dir/src/pcdPointXYZRGB2txt.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:578: CMakeFiles/pcdPointXYZRGB2txt.dir/all] Error 2

This can be resolved by including the required header (source: boost::split in C++ library | GreeksForGeeks):

#include <boost/algorithm/string.hpp>