Java示例,展示如何使用Arrays.sort()对Array进行排序。 该代码应该是不言自明的。
import java.util.Arrays;
import java.util.Collections;
public class ArraySorting{
public static void main(String args[]){
String[] unsortStringArray = new String[] {"c", "b", "a", "3", "2", "1"};
int[] unsortIntArray = new int[] {7,5,4,6,1,2,3};
System.out.println("Before sort");
System.out.println("--- unsortStringArray ---");
for(String temp: unsortStringArray){
System.out.println(temp);
}
System.out.println("--- unsortIntArray ---");
for(int temp: unsortIntArray){
System.out.println(temp);
}
//sort it
Arrays.sort(unsortStringArray);
Arrays.sort(unsortIntArray);
System.out.println("After sorted");
System.out.println("--- unsortStringArray ---");
for(String temp: unsortStringArray){
System.out.println(temp);
}
System.out.println("--- unsortIntArray ---");
for(int temp: unsortIntArray){
System.out.println(temp);
}
//sort it, reverse order
Arrays.sort(unsortStringArray,Collections.reverseOrder());
System.out.println("After sorted - reserved order");
System.out.println("--- unsortStringArray ---");
for(String temp: unsortStringArray){
System.out.println(temp);
}
}
}
输出量
Before sort
--- unsortStringArray ---
c
b
a
3
2
1
--- unsortIntArray ---
7
5
4
6
1
2
3
After sorted
--- unsortStringArray ---
1
2
3
a
b
c
--- unsortIntArray ---
1
2
3
4
5
6
7
After sorted - reserved order
--- unsortStringArray ---
c
b
a
3
2
1