摘要：
此前说明：数据库为MySQL 数据库为book 表为books 以下为实体类代码 package com.po; public class Books {private Integer id;private String bookname;private String bookauthor;priv 阅读全文
摘要：
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!DOCTYPE html><html><META charset=gb2312> <head> <title>JS生成验证码 阅读全文
摘要：
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><html><head><title>简单验证</title><script>function yzm(){var Num="" 阅读全文