As shown below:
/** * ArraySplit.java * Copyright(C) 2014 */package com.udpdemo.test2;import java.util.ArrayList;import java.util.List;/** * * @author culan * @version 1.0.0 */public class ArraySplit {/** * @param args * */public static void main(String[] args) {// TODO Auto-generated method stub int[] ary = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20};//The array to be divided int splitSize = 5;//The block size of the split Object[] subAry = splitAry(ary, splitSize);//The subblock array after splitting for(Object obj: subAry){//Print output result int[] aryItem = (int[]) obj; for(int i = 0; i < aryItem.length; i++){ System.out.print(aryItem[i] + ", "); } System.out.println(); }}/** * splitAry method<br> * @param array to split* @param subSize The block size of the split* @return * */private static Object[] splitAry(int[] ary, int subSize) { int count = ary.length % subSize == 0 ? ary.length / subSize: ary.length / subSize + 1; List<List<Integer>> subAryList = new ArrayList<List<Integer>>(); for (int i = 0; i < count; i++) { int index = i * subSize; List<Integer> list = new ArrayList<Integer>(); int j = 0; while (j < subSize && index < ary.length) { list.add(ary[index++]); j++; } subAryList.add(list); } Object[] subAry = new Object[subAryList.size()]; for(int i = 0; i < subAryList.size(); i++){ List<Integer> subList = subAryList.get(i); int[] subAryItem = new int[subList.size()]; for(int j = 0; j < subList.size(); j++){ subAryItem[j] = subList.get(j).intValue(); } subAry[i] = subAryItem; } return subAry; }}The above article splitting an array into an array according to a fixed size is all the content I share with you. I hope you can give you a reference and I hope you can support Wulin.com more.