试题详情
- 单项选择题 class Super { public Integer getLenght() { return new Integer(4); } } public class Sub extends Super { public Long GetLenght() { return new Long(5); } public static void main(String[] args) { Super sooper = new Super(); Sub sub = new Sub(); System.out.println( sooper.getLenght().toString() + “,” + sub.getLenght().toString() ); } } What is the output?()
A、 4,4
B、 4,5
C、 5,4
D、 5,5
E、 Compilation fails.
- A
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