点击编辑按钮进入编辑界面04 new_ed.php
代码如下:
<html> <head> <style> body { background-color: rgba(128, 128, 128, 0.3); } </style> <script> function foo() { if (myform.title.value == "") { alert('请填写你的新闻标题'); myform.title.focus(); return false; } if (myform.content.value == "") { alert('新闻内容不能为空哦'); myform.content.focus(); return false; } } </script> </head> <body> <?php /** * Created by PhpStorm. * User: Administrator * Date: 2017/3/18 * Time: 18:18 * 这个是用来修改新闻页面 * 将新闻信息从列表页面查询出来 */ header("Content-type: text/html; charset=utf-8");//设置编码 $conn = mysqli_connect("localhost", "root", "root") or die("数据库连接失败"); $id = $_GET['id']; mysqli_set_charset($conn, "utf8"); if ($conn) { // mysqli_select_db($conn,'mynews') or die("指定的数据库不能打开"); $sql = "select * from mynews.mynews where _id='$id'"; echo $sql."<br/>"; $que = mysqli_query($conn, $sql); print_r($que); echo "<br/>"; $row = mysqli_fetch_assoc($que); $array=mysqli_fetch_array($que); echo "<br/>----"; print_r($row); echo "<br/>-----"; print_r($array); } ?> <form method="post" action="new_upd.php?id=<?php echo $id ?>" onsubmit=" return foo();" name="myform"> <h1>修改新闻</h1><span><a href="new_list.php">返回</a></span> <p>标题:<input type="text" name="title" value="<?php echo $row['title'] ?>"></p> <p>内容:<textarea cols=30 rows=5 name="content"><?php echo $row['content'] ?></textarea></p> <p> <button>修改</button> </p> <?php echo "id=".$id; ?> </form> </body> </html>