烫了个发的博客

package com.eladmin.utils;import javax.servlet.http.HttpServletRequest;import java.net.InetAddress;import java.net.UnknownHostException;/** * @Author: Ly * @Date ：2020/9/28 * @Version V1.0 * @since JDK 1.8 * 获取访问服务器的 IP地址 */public class IpUti.

1：使用Map给作用域赋值@RequestMapping(value = "from_test") public String from_test(Map<String ,Object> map){ map.put("username" , "admin123" ); for (Map.Entry<String ,Object> ...