test.java

利用servlet写的用户注册登陆

package com.tarena.serv.state;

public class Test {

	public static void main(String[] args) {
		Integer i = 0;
		Integer j = i;
		j++;
		System.out.println(j);
		System.out.println(i);
		Counter c = new Counter(0);
		
		Counter c1 = c;
		c1.add();
		System.out.println(c1.getCount());
		System.out.println(c.getCount());

	}

}