homepage.php
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>信息</title> </head> <body> <h1 style="text-align: center">用户信息首页</h1> <table border="3px" width="1000" bgcolor="#f0fff0" align="center"> <tr> <th>账号</th> <th>密码</th> <th>姓名</th> <th>性别</th> <th>年龄</th> <th>手机号</th> <th>操作</th> </tr> <?php include "config.php"; $link = mysqli_connect(HOST,USER,PASSWORD,DATABASE); mysqli_set_charset($link,"utf8"); $sql_1 = "select * from"." text"; $result = mysqli_query($link,$sql_1); $get_result = mysqli_fetch_all($result,MYSQLI_ASSOC); foreach ($get_result as $value){ echo "<tr>"; echo "<td style='text-align: center'>".$value["number"]."</td>"; echo "<td style='text-align: center'>".$value["password"]."</td>"; echo "<td style='text-align: center'>".$value["name"]."</td>"; echo "<td style='text-align: center'>".$value["sex"]."</td>"; echo "<td style='text-align: center'>".$value["age"]."</td>"; echo "<td style='text-align: center'>".$value["phone"]."</td>"; echo "<td style='text-align: center'><a href='receive.php?type=delete&id=".$value["id"]."'>删除</a> <a href='modify.php?id=".$value["id"]."'>修改</a> </td>"; echo "</tr>"; } ?> </table> <div align="center"> <a href="landing.php">返回</a>  </div> </body> </html>
register.php
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>注册</title> </head> <body> <h1 style="text-align: center">新用户注册</h1> <form method="post" action="receive.php?type=register"> <table align="center"> <tr> <td> 账  号：<input type="text" name="num"/> </td> </tr> <tr> <td> 密  码：<input type="password" name="pass"/> </td> <tr> <td> 确认密码：<input type="password" name="re_pass"/> </td> </tr> <tr> <td> 姓  名：<input type="text" name="name"> </td> </tr> <tr> <td> 性  别：  男<input type="radio" name="sex" value="men">  女<input type="radio" name="sex" value="women"> </td> </tr> <tr> <td> 年  龄：<input type="text" name="age"> </td> </tr> <tr> <td> 手 机 号：<input type="text" name="phone"> </td> </tr> <tr> <td style="text-align: center"> <input type="submit" value="确认注册"> </td> </tr> </table> </form> </body> </html>
modify.php
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>修改信息</title> </head> <body> <h2 align="center">修改信息</h2> <?php include "config.php"; $link = mysqli_connect(HOST,USER,PASSWORD,DATABASE); mysqli_set_charset($link,"utf8"); $id = $_GET["id"]; $sql = "select * "."from text where id={$id}"; $result = mysqli_query($link,$sql); $data = mysqli_fetch_assoc($result); //mysql_fetch_assoc() 从结果集中取得一行作为关联数组 ?> <form action="receive.php?id=<?php echo $id ?>&type=modify" method="post"> <table align="center"> <tr> <td>账  号：<input type="text" name="num" value="<?php echo $data["number"] ?>"/></td> </tr> <tr> <td>密  码：<input type="password" name="pass"/></td> <tr> <tr> <td>确认密码：<input type="password" name="re_pass"/></td> </tr> <tr> <td>姓  名：<input type="text" name="name" value="<?php echo $data["name"] ?>"></td> </tr> <tr> <td> 性  别：  男<input type="radio" name="sex" value="男"<?php echo $data['sex']=='男'?'checked':'' ?>>  女<input type="radio" name="sex" value="女"<?php echo $data['sex']=='女'?'checked':'' ?>> </td> </tr> <tr> <td>年  龄：<input type="text" name="age" value="<?php echo $data["age"] ?>"></td> </tr> <tr> <td>手 机 号：<input type="text" name="phone" value="<?php echo $data["phone"] ?>"></td> </tr> <tr align="center"> <td><br/><input type="submit" value="确认修改"> <a href="landing.php">返回登陆</a></td> </tr> </table> </form> </body> </html>
recevie.php
<?php include_once "config.php"; $link = mysqli_connect(HOST,USER,PASSWORD,DATABASE); mysqli_set_charset($link,"utf8"); isset($_GET['id'])?$id=$_GET['id'] : $id=''; $type = $_GET["type"]; switch ($type){ case "modify": //修改 $sql_3 = "update text set"." number='".$_POST['num']."',"."password='".$_POST["pass"]."',"."name='". $_POST["name"]."',"."sex='".$_POST["sex"]."',"."age='".$_POST["age"]."',"."phone='".$_POST["phone"]. "' where"." id='".$id."';"; //echo $sql_3; if (!$_POST["pass"]){ echo "请正确输入密码 "; } if ($_POST["pass"] !== $_POST["re_pass"]){ echo "请确认两次密码是否一致 "; } mysqli_query($link,$sql_3); if (mysqli_affected_rows($link)>0){ header("location:homepage.php"); }else{ echo "修改失败"; } break; case "delete": //删除 $sql_4 = "delete from"." text where id='".$id."';"; mysqli_query($link,$sql_4); header("location:homepage.php"); break; case "register": //注册 $number = $_POST["num"]; $password = $_POST["pass"]; $re_password = $_POST["re_pass"]; $name = $_POST["name"]; $sex = $_POST["sex"]; $age = $_POST["age"]; $phone = $_POST["phone"]; if ($password !== $re_password){ //判断密码是否一致 die("请确认两密码是否一致"); } if (!$link){ //判断用户名是否已使用 die("数据库连接失败"); } mysqli_set_charset($link,"utf8"); $sql_1 = "select number "."from text"; $data_1 = mysqli_query($link,$sql_1); $result_1 = mysqli_fetch_all($data_1); foreach ($result_1 as $value){ if (in_array($number,$value)){ die("此用户名已被注册"); } } switch ($sex){ //判断性别 case "men"; $_sex = "男"; break; case "women"; $_sex = "女"; break; } //添加用户 $sql_2 = "insert into"." text value(NULL,{$number},{$password},'{$name}','{$_sex}',{$age},{$phone})"; $data_2 = mysqli_query($link,$sql_2); if ($data_2){ header("location:homepage.php"); }else{ echo "注册失败"; } } // echo mysqli_insert_id($link); //可以用来获取最后插入那条数据的id号
config.php
<?php define("HOST","localhost"); define("USER","root"); define("PASSWORD","985211"); define("DATABASE","text");