foreach($bogie_axle_table as $count_bogies){
                    if ($count_bogies['bogie_nr'] >0) { //<!--If the bogie number is higher then 0, it will display the bogie number-->
                            echo"Done!";
                    }else{ //<!--Else, if the bogie number is the same or lower than 0, it will display: Not in a bogie-->
                        echo "Fill in more fields!";
                    }
                }