小计：引用类型内存分配问题

package com.github.demo1;

public class ArryTest {
    public static void main(String[] args) {
        String[] arry1;
        arry1 = new String[]{"1","1"};

        String[] arry2=arry1;
        System.out.println(arry1);
        System.out.println(arry2);
        arry2[0]="2";
        System.out.println(arry1[0]);
    }
}