Hi Thomas, With - MyClass *c = new MyClass(); c is on the heap - MyClass c; c is in the stack Rene Brun Thomas Bretz wrote: > > Hi Rene, > > > This will work, but I would not recommend this approach. > > Note that if you insert histPtr in a ROOT collection TList, TObjArray, etc > > if you call list->Delete(), the collection classes check if the object is > > on heap or not. If it is not in the heap, the object is simply removed from the > > list and it is not deleted. > > Something I never understood... When is a object 'on the heap'? > > Thanks, > Thomas.
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