tables::column::_append template <is_primitive_type P> void _append(const P val) Append val to the end of column. Example Code #include <cpptables/table.hh> using namespace tables; using namespace std; void column__append() { column<unsigned> xs ({ 1, 2, 3, 4, 5}); xs._append(6); cout << xs << "\n"; } Output 1 2 3 4 5 6