c**********e 发帖数: 2007 | 1 Which one of the following statements is correct?
a) A virtual destructor is required in any class with pure virtual member
functions.
b) A base class must have a virtual destructor when someone uses a base
class pointer to delete a derived class object. |
j***i 发帖数: 1278 | 2 b
【在 c**********e 的大作中提到】 : Which one of the following statements is correct? : a) A virtual destructor is required in any class with pure virtual member : functions. : b) A base class must have a virtual destructor when someone uses a base : class pointer to delete a derived class object.
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x***y 发帖数: 633 | 3 I think for both a and b |
c**********e 发帖数: 2007 | 4 This is a single choice question.
【在 x***y 的大作中提到】 : I think for both a and b
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l*****a 发帖数: 559 | 5 a不一定,虽然推荐用virtual destructor. |