1 package com.jdk7.chapter4;
2
3 public class AdjustArrayLength {
4 private static int ADD_LENGTH = 10
;
5 public static Integer[] addArrayLength(Integer[] src){
6 return addArrayLength(src,ADD_LENGTH);
7 }
8
9 public static Integer[] addArrayLength(Integer[] src,
int length){
10 if(src==
null){
11 return null;
12 }
13 Integer[] dest =
new Integer[src.length+
length];
14 System.arraycopy(src, 0, dest, 0
, src.length);
15 return dest;
16 }
17
18 public static void printArray(Integer[] obj){
19 for(
int i=0;i<obj.length;i++
){
20 System.out.print(obj[i].toString()+" "
);
21 }
22 System.out.println();
23 }
24
25 public static void main(String[] args) {
26 Integer[] array =
new Integer[10
];
27 for(
int i=0;i<10;i++
){
28 array[i] =
Integer.valueOf(i);
29 // array[i] = new Integer(i);
30 }
31
32 Integer[] initArray =
AdjustArrayLength.addArrayLength(array);
33 // Integer[] initArray = AdjustArrayLength.addArrayLength(array, 5);
34 for(
int i=10;i<initArray.length;i++
){
35 initArray[i] =
Integer.valueOf(i);
36 }
37 AdjustArrayLength.printArray(initArray);
38 }
39 }
40
41 执行结果：
42 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
转载于:https://www.cnblogs.com/celine/p/8443071.html
相关资源：C#动态调整数组大小的方法
