我正在制作一个个人网站，我只是希望能够更轻松地添加/编辑我的帖子，而无需手动进入 phpmyadmin。
当我进入 edit_post.php 页面并按更新时，我会在 pid 旁边看到一个“=”符号，例如(foo.php?pid=3)，如果我让它重定向到博客页面，它不会不更新了。
博客页面
<?php
session_start();
include_once("../IncBlog/db.php");
?>
<?php include "../Includes/navHead.php"; ?>
<title>Adam Brickhill - Life Journal </title>
</head>
<body>
<div class="box">
<div class="header">
<nav class="nav"><p class="title"><a class="postLink" href="../IncBlog/post.php">- Lone Tree -</a></p></nav>
</div>
<!-- JOURNAL !-->
<?php
require_once("../nbbc/nbbc.php");
$bbcode = new BBCode;
$sql = "SELECT * FROM posts ORDER BY id DESC";
$res = mysqli_query($db, $sql) or die(mysqli_error());
$posts = "";
if (mysqli_num_rows($res) > 0) {
while ($row = mysqli_fetch_assoc($res)) {
$id = $row['id'];
$title = $row['title'];
$img = $row['img'];
$content = $row['content'];
$date = $row['date'];
$admin = "<div><a href='../IncBlog/del_post.php?pid$id'>Delete</a> <div><a href='../IncBlog/edit_post.php?pid$id'>Edit</a>";
$output = $bbcode->Parse($content);
ob_start();
include('../IncBlog/blogSkel.php');
$posts .= ob_get_contents();
ob_end_clean();
}
echo $posts;
}
else {
echo "There are no posts to display";
}
?>
<div class="journal">
<div class="catagories">
</div>
<!-- Date !-->
<!-- Picture !-->
<!-- Description !-->
</div>
<?php include "../Includes/navFooter.php"; ?>
<!-- SCRIPTS !-->
<?php include "../Includes/navScriptImport.php"; ?>
</div>
</body>
</html>编辑页面
<?php
session_start();
include_once("db.php");
if (!isset($_SESSION['username'])) {
header("Location: login.php");
return;
}
$pid = $_SERVER['REQUEST_URI'];
$pid = trim($pid, "/IncBlog/edit_post.php?pid");
$pid = strip_tags($pid);
$pid = stripslashes($pid);
$pid = mysqli_real_escape_string($db, $pid);
//echo "$pid";
if ($pid == "") {
header("Location: ../Nav/life.php");
}
if (isset($_POST['update'])) {
$title = strip_tags($_POST['title']);
$content = strip_tags($_POST['content']);
$img = strip_tags($_POST['image']);
$title = mysqli_real_escape_string($db, $title);
$content = mysqli_real_escape_string($db, $content);
$img = mysqli_real_escape_string($db, $img);
$date = date("l jS \of F Y h:i:s A");
$sql = "UPDATE posts SET title='$title', content='$content', img='$img', date='$date' WHERE id=$pid";
if ($title == "" || $content == "") {
echo "The database is hungry you can't feed it nothing!";
return;
}
mysqli_query($db, $sql);
header("Location: ../Nav/life.php");
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Blog - Post</title>
</head>
<body>
<?php
$sql_get = "SELECT * FROM posts WHERE id=$pid LIMIT 1";
$res = mysqli_query($db, $sql_get);
if (mysqli_num_rows($res) > 0) {
while ($row = mysqli_fetch_assoc($res)) {
$title = $row['title'];
$content = $row['content'];
$img = $row['image'];
echo "<form action='edit_post.php?pid=$pid' method='post' enctype='multipart/form-data'>";
echo " <input placeholder='Title' type='text' name='title' value='$title' autofocus size='48'><br /><br />";
echo " <input placeholder='Image' type='text' name='image' value='$img' autofocus size='48'><br /><br />";
echo " <textarea placeholder='Content' name='content' rows='40' cols='40'>$content</textarea><br />";
}
}
?>
<input type="submit" name="update" value="Update">
</form>
</body>
</html>最佳答案
您必须设置列并设置列的值。
UPDATE posts SET ( title, content, img, date ) VALUES ($title, $content, $img, $date) WHERE id = $pid;
关于PHP 和 MySQL - 更新查询不更新数据库，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/40719463/