Day16-数组的使用及多维数组

package array;

public class Demo02 {
    public static void main(String[] args) {
        int[] arrays = {1,2,3,4,5};
        //打印所有数组元素
        for (int i=0;i 
多维数组 
定义
 
int a[][] = new int [2][5];
 
package array;

public class Demo04 {
    public static void main(String[] args) {
        int[][] array = {{1,2},{2,3},{3,4},{4,5}};
        
        //打印数组元素
        for (int i = 0; i < array.length ; i++) {
            for (int j = 0; j