Реферат: Объектно ориентированое програмирование на С

last->down->up=current;

last->down=NULL;

current->info=new char[strlen(s)+1];

strcpy(current->info,s);

return;

};

void list::add_before(char* s)

{

if (current==NULL)

{

add_after(s);

return;

};

if (current==first)

{

first=new element[1];

first->up=NULL;

first->down=current;

current=current->up=first;

first->info=new char[strlen(s)+1];

strcpy(first->info,s);

return;

};

first->up=current->up;

current->up=new element[1];

current->up->down=current;

current=current->up;

current->up=first->up;

first->up->down=current;