Ikk：新頁面: Given: 1. public class Score implements Comparable{ 2. private int wins, losses; 3. public Score(int w, int l){wins = w; losses = l;} 4. public int getWins(){return w...

2013-03-30T00:29:19Z

新頁面: Given: 1. public class Score implements Comparable<Score>{ 2. private int wins, losses; 3. public Score(int w, int l){wins = w; losses = l;} 4. public int getWins(){return w...

新頁面

Given:
1. public class Score implements Comparable<Score>{
2. private int wins, losses;
3. public Score(int w, int l){wins = w; losses = l;}
4. public int getWins(){return wins;}
5. public int getLosses(){return losses;}
6. public String toString(){
7. return "<" + wins + "," + losses + ">";
8. }
9. //insert code here
10.}

Which method will complete this class?
A. public int compareTo(Object o){/* more code here */}
B. public int compareTo(Score other){/* more code here */}
C. public int compare(Score s1, Score s2){/* more code here */}
D. public int compare(Object o1, Object o2){/* more code here */}

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<span style="font-size:medium;">解答</span>

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<span style="font-size: medium;">Ans: B </span>

<span style="font-size:medium;"> 解說:
public interface Comparable<T>
int compareTo(T o)
<T>中為<Score>(第1 行)
compareTo(Score ß

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{{SCJP 1.6版考題講解}}

SCJP 1.6版考題 187 - 修訂歷史

Ikk：新頁面: Given: 1. public class Score implements Comparable{ 2. private int wins, losses; 3. public Score(int w, int l){wins = w; losses = l;} 4. public int getWins(){return w...