[an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] (none) [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive]
[an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive] (none) [an error occurred while processing this directive] [an error occurred while processing this directive] [an error occurred while processing this directive][an error occurred while processing this directive]![]() |
![]() |
![]() |
|||||||||||||||||||||||||
|
|||||||||||||||||||||||||||
![]() |
![]() |
![]() |
On Tue, Jan 13, 2004 at 12:48:12PM +0100, Hans Schou wrote: > > Hej > > Æv, så fik jeg en segmentation fault. > > Jeg opretter et object (class). Under init finder jeg ud af at den går > ikke, og så vil jeg gerne have returneret NULL. > > foo = new bar(); > > I ovenstående skal foo så være NULL, hvis bar() fejler. > > Kan man det? Eller griber jeg det forkert an? > > I virkeligheden er det en hægtet liste, > så det er nemt at håndtere senere. > link.additem(new bar()); Argh - memleak problemet i mit eksempel før findes slet ikke :) Spørgsmål: hvorfor har du en link.additem() ? Hvorfor ikke bruge en STL liste? Spørgsmål 2: hvorfor lave en liste af pointere til objekter istedet for blot en liste af objekter ? Hvis du kort kan forklare hvad det er du skal, lover jeg at komme med et pænt og simpelt eksempel som ikke lækker ;) / jakob
![]() |
![]() |
![]() |
||||||||||||
|
||||||||||||||
![]() | ||||||||||||||
|
||||||||||||||
![]() |
![]() |
![]() |