array.java

实例精华

package pro;

public class Array
{
    public static void main(String[] args)
    {
      //数组动态初始化
       int[] ar = new int[3];
       ar[0] = 1;
       ar[1] = 2;
       ar[2] = 3;
       System.out.println(ar.length);

       //数组静态初始化
       int[] arr = {1,3,4,5,6,7};
       System.out.println(arr.length);
    }
}