public String toString(){ return "编号:"+id+" 姓名:"+name+" 性别:"+sex+" 通讯地址:"+address+" 邮箱地址:"+e_mail+" 电话:"+phoneNumber; } /* * 添加功能 * */ public static void addFunction(){//添加功能 Infro infro = new Infro("","","","","",""); System.out.println("...