import java.util.*;
public class Mian {
public static void main(String [] age){
ArrayList d=new ArrayList();
String []ds=new String[]{"01","2","02","0","3"};
d.add("01");
d.add("2");
d.add("0");
Collections.sort(d,new Compd());
Arrays.sort(ds,new Compd());
System.out.println(d);
for(int i=0;i
System.out.println(ds[i]);
}
}
}
/**
* 排序类
* @author cdy
* @version 1.0
*/
class Compd implements Comparator {
public int compare(Object firstDog, Object secondDog) {
if(firstDog instanceof String){
String firstHeight = (String)firstDog;
String secondHeight = (String)secondDog;
return signum(firstHeight.compareTo(secondHeight));
}
return 0;
}
public static final int signum(int diff) {
if (diff >0)
return -1; //大于排前
if (diff <0)
return 1;
else
return 0;
}
}
分类：JAVA
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