> But it's not a good idea as you'd still need to convert Data to a TObject > (e.g. by using a cast), but that will fail if Data is something else than a > pointer-like type... > > This worked in my TTree class (destructor):
if PTypeInfo(TypeInfo(Data))^.Kind = tkObject then TObject(Data).Free; I don't know in what case it will fail? I tested with a TStringTree, could you please give an example that it will fail?
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