[英]MySQL/PHP News System
我有一個 PHP/MySQL 新聞系統,它在主頁上顯示最新的新聞文章並在新聞頁面上顯示完整列表。
最新的文章有點工作,但是,我的問題是,每當我嘗試在新聞頁面上回顯所有新聞文章時,它要么重復相同的文章,要么只輸出一篇文章。
**MySQL Information**
id INT AUTO_INCREMENT,
author VARCHAR(xxx),
title VARCHAR(xxx),
message TEXT,
date TEXT,
time TEXT,
PRIMARY KEY(id)
這是插入頁面 (news_center.php)
<form action='/?module=admin&n=news_center_ac' method='post'>
<table align="center" width="68%">
<tr>
<td>Title</td>
<td><input style="width:100%;" type='text' name='news_title' /></td>
</tr>
<tr>
<td height="57">Message</td>
<td><input style="width:100%; height:100%;" type='text' name='news_message' /></td>
</tr>
<tr>
<td colspan='2'><input type='submit' /></td>
</tr>
</table>
這是 news_center_ac.php
<?php
$conn = mysql_connect(*Connection Information*) or die(mysql_error());
$db = mysql_select_db( "db372357229")or die(mysql_error());
$author == $_SESSION['name'];
if(!empty($_POST['news_title']) || !empty($_POST['news_message']))
{
if(!empty($_POST['news_title']) && !empty($_POST['news_message']))
{
$date = date( 'jS F Y' );
$time = date( 'H:i' );
$query = "INSERT INTO news (id, author, title, content, date, time) VALUES('', '".$author."', '".$_POST['news_title']."', '".$_POST['news_message']."', '".$date."', '".$time."')" or die(mysql_error());
$insert = mysql_query($query) or die(mysql_error());
echo '<p>Successful News Update “'.$_POST['news_title'].'”';
}
else
{
echo '<p>Please fill in all fields</p>';
}
}
?>
這是新聞頁面上的 Output (/news/index.php)
<?php
$conn = mysql_connect("*CONNECTION INFORMATION*") or die(mysql_error());
$db = mysql_select_db( "db372357229")or die(mysql_error());
$news = mysql_query("SELECT * FROM news ORDER BY date DESC,id DESC");
$output = mysql_fetch_array($news);
?>
*CONTENT*
<?php
foreach ($output as $value) {
echo "<p> “" .$output['content'];
echo "”";
echo "Posted:" .$output['date'];
echo " " .$output['time'];
}
?>
我只希望它對 output 每篇新聞文章依次進行,一旦它起作用,我可以稍后整理格式。
您在濫用mysql_fetch_array()
。 它需要在循環中調用,因為它一次只返回一行。
$conn = mysql_connect("*CONNECTION INFORMATION*") or die(mysql_error());
$db = mysql_select_db( "db372357229")or die(mysql_error());
$news = mysql_query("SELECT * FROM news ORDER BY date DESC,id DESC");
編輯添加了htmlentities()
調用以轉換 html 特殊字符
while ($row = mysql_fetch_array($news)) {
echo "<p> “" . htmlentities($row['content']);
echo "”";
echo "Posted:" . htmlentities($row['date']);
echo " " . htmlentities($row['time']);
}
以這種方式重寫它:
<?php
while($output = mysql_fetch_array($news)) {
echo "<p> “" .$output['content'];
echo "”";
echo "Posted:" .$output['date'];
echo " " .$output['time'];
}
?>
當您首先調用 output 時,它只返回一個值,這將循環所有。
試試 /news/index.php
<?php
$conn = mysql_connect("*CONNECTION INFORMATION*") or die(mysql_error());
$db = mysql_select_db( "db372357229")or die(mysql_error());
$news = mysql_query("SELECT * FROM news ORDER BY date DESC,id DESC");
while($output = mysql_fetch_assoc($news)) {
echo "<p> “" .$output['content'];
echo "”";
echo "Posted:" .$output['date'];
echo " " .$output['time'];
}
?>
最后一個 foreach 循環不應該使用$value
,即
<?php
foreach ($output as $value) {
echo "<p> “" .$value['content'];
echo "”";
echo "Posted:" .$value['date'];
echo " " .$value['time'];
}
?>
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