03.php
<?php $conn=mysql_connect("localhost","root","111111"); mysql_query("set names utf8",$conn);//设置编码 mysql_query("use test1",$conn);//选库 $id=addslashes($_GET[‘id‘]); $sql="select id,name,gender from stu where id=".$id; $rs=mysql_query($sql,$conn); $arr=mysql_fetch_array($rs); ?> <!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>编辑</title> </head> <body> <form action=<?php echo "04.php?id=".$id;?> method="post"> <table border=1 width="50%"> <tr> <td>id</td> <td><?php echo $arr["id"]; ?></td> </tr> <tr> <td>name</td> <td><input type="text" name="name" value="<?php echo $arr[‘name‘]?>"></td> </tr> <tr> <td>gender</td> <td><input type="text" name="gender" value="<?php echo $arr[‘gender‘]?>"></td> </tr> <tr> <td colspan="2"><input type="submit" value="保存修改"></td> </tr> </table> </form> </body> </html>
04.php
<?php $conn=mysql_connect("localhost","root","111111"); mysql_query("set names utf8",$conn);//设置编码 mysql_query("use test1",$conn);//选库 $id=$_GET[‘id‘]+0; $name=addslashes($_POST[‘name‘]); $gender=addslashes($_POST[‘gender‘]); $sql="update stu set name=‘".$name."‘,gender=‘".$gender."‘ where id=".$id; $rs=mysql_query($sql,$conn); if(mysql_affected_rows($conn)==0){ echo "修改失败,可能与原数据一样"; }else{ echo "修改成功"; } echo "<a href=‘01.php‘>返回</a>"; ?>
时间: 2024-10-19 13:36:13