繁的博客

<?php /** * Created by PhpStorm. * User: admin * Date: 2018/10/28 * Time: 20:14 */ /** * */ class Captcha { /** * @param int $width =80 * @param int $height =80 * @param ...

<?php header("Content-Type:text/html;charset=utf-8"); /** *php操作mysql的工具类 */ class Db{ private $_db = null;//数据库连接句柄 private $_table = null;//表名 private $_where = null;//where条件 ...