试题详情
- 单项选择题 Given: What, inserted at line 39, will sort the keys in the props HashMap?()
A、Arrays.sort(s);
B、s = new TreeSet(s);
C、Collections.sort(s);
D、s = new SortedSet(s);
- B
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A、Arrays.sort(s);
B、s = new TreeSet(s);
C、Collections.sort(s);
D、s = new SortedSet(s);
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