Items Cookbook
Here are some common tasks that you might want to do with items. For more on item(game objects), check here.
Moving items from one tripoint to another
auto move_item( map &here, const tripoint &src, const tripoint &dest ) -> void
{
map_stack items_src = here.i_at( src );
map_stack items_dest = here.i_at( dest );
items_src.move_all_to( &items_dest );
}