Java数组声明的创建

package com.AoChenguang.Array;

import com.sun.media.sound.AiffFileReader;

public class ArrayDemon {
    public static void main(String[] args) {
        int [] nums;
        nums=new int[20];
        nums[0] =1;
        nums[1] =2;
        nums[2] =3;
        nums[3] =4;
        nums[4] =5;
        nums[5] =6;
        nums[6] =7;
        nums[7] =8;
        nums[8] =9;
        nums[9] =10;
        nums[10] =11;
        int sum=0;
        for (int i = 0; i < nums.length ; i++) {
            sum=sum+nums[i];
        }
        System.out.println("数组输出总和为："+sum);
    }
}