object slicing造句

:: : : : : The confusion here is that I was discussing arrays, which fall victim to object slicing and you are responding with vectors, which do not.
In C + + programming, "'object slicing "'occurs when an subclass type is copied to an object of superclass type : the superclass copy will not have any of the member variables defined in the subclass . ( These variables have, in effect, been " sliced off " . ) More subtly, object slicing can also occur when an object of a subclass type is copied to an object of the " same " type by the superclass's assignment operator, in which case some of the target object's member variables will retain their original values instead of being copied from the source object.
In C + + programming, "'object slicing "'occurs when an subclass type is copied to an object of superclass type : the superclass copy will not have any of the member variables defined in the subclass . ( These variables have, in effect, been " sliced off " . ) More subtly, object slicing can also occur when an object of a subclass type is copied to an object of the " same " type by the superclass's assignment operator, in which case some of the target object's member variables will retain their original values instead of being copied from the source object.
It's difficult to find object slicing in a sentence. 用object slicing造句挺难的