Mutiple:
1) The top level class
2) The Object class
3) Any class or interface
4) It must extend an interface
我觉得是2,可答案是3。不得其解,大家认为呢??谢谢!
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请问这道题的答案?
What class must an inner class extend: Mutiple: 1) The top level class 2) The Object class 3) Any class or interface 4) It must extend an interface 我觉得是2,可答案是3。不得其解,大家认为呢??谢谢!