view function {

  connect_to_databse;

  get_data;
  format_data;
  print;

  disconnect_from_databsse;

} end view function


add (or change) data function  {

  get_submitted_data_from_form;

  connect_to_database;
  insert_data; (change_data;)
  disconnect_from_database;

}
##</code><code>##

add/change data function {

  get_submitted_data;

  connect_to_database;
  change_data;

  get_all_data;
  format_data;
  save_in_txt_file;

  disconnect_from_database;

}