java内存分析和数组的三种初始化


java内存分析和数组的三种初始化



package zaiyang.array;

public class ArrayDemo02 {
    public static void main(String[] args) {
        //静态初始化:创建 + 赋值
        int[] a = {1,2,3,4,5,6,7,8};
        System.out.println(a[0]);

        //动态初始化:包含默认初始化
        int[] b = new int[10];
        b[0] = 10;
        b[1] = 13;
        b[2] = 45;

        System.out.println(b[0]);
        System.out.println(b[1]);
        System.out.println(b[2]);
        System.out.println(b[4]);
        System.out.println(b[5]);

    }
}

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