拿php写个原生增删改查案例出来(提供全部代码+sql)

sql

-- phpMyAdmin SQL Dump -- version 4.5.1 -- http://www.phpmyadmin.net -- -- Host: 127.0.0.1 -- Generation Time: 2022-03-19 19:16:40 -- 服务器版本： 10.1.13-MariaDB -- PHP Version: 5.6.21 SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO"; SET time_zone = "+00:00"; /*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; /*!40101 SET NAMES utf8mb4 */; -- -- Database: `a` -- -- -------------------------------------------------------- -- -- 表的结构 `search` -- CREATE TABLE `search` ( `id` int(20) NOT NULL, `content` text COLLATE utf8_vietnamese_ci NOT NULL, `type` varchar(100) COLLATE utf8_vietnamese_ci NOT NULL ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_vietnamese_ci; -- -- 转存表中的数据 `search` -- INSERT INTO `search` (`id`, `content`, `type`) VALUES (32, 'aaa', '特步'), (33, '陈业贵喜欢安踏', '安踏'); -- -------------------------------------------------------- -- -- 表的结构 `type` -- CREATE TABLE `type` ( `id` int(11) NOT NULL, `type` varchar(12) COLLATE utf8_vietnamese_ci NOT NULL ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_vietnamese_ci; -- -- 转存表中的数据 `type` -- INSERT INTO `type` (`id`, `type`) VALUES (1, '安踏'), (2, '特步'); -- -- Indexes for dumped tables -- -- -- Indexes for table `search` -- ALTER TABLE `search` ADD PRIMARY KEY (`id`); -- -- Indexes for table `type` -- ALTER TABLE `type` ADD PRIMARY KEY (`id`); -- -- 在导出的表使用AUTO_INCREMENT -- -- -- 使用表AUTO_INCREMENT `search` -- ALTER TABLE `search` MODIFY `id` int(20) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=34; -- -- 使用表AUTO_INCREMENT `type` -- ALTER TABLE `type` MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3; /*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; /*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; 

列表页(index.php)

//把对象编程数组输出，不然会报错哦 # code... ?> <tr> <td><?=$row['id'];?></td> <td><?=$row['content'];?></td> <td><?=$row['type'];?></td> <td><a href="update.php?id=$row['id']; ?>">更新</a></td> <td><a href="delete.php?id=$row['id']; ?>">删除</a></td> </tr> <?php } ?> </tr> </table> <a href="create.php">创建</a> </body> </html> 

delete.php

$_GET['id']?>"> <td> <select name='type' width='500' class='selectfont'> <option value='-1'>请选择</option> <?php $link=mysqli_connect('localhost','root','','a'); //然后是指定php链接数据库的字符集 mysqli_set_charset($link,'utf8'); $sql='select * from type'; $re = mysqli_query($link,$sql); while($arr = mysqli_fetch_array($re)){ echo "