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《新闻发布》解析

2024-08-19 05:51:10   258人阅读

技术分享

1.新闻发布主页面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
*{ margin:0px auto; padding:0px}
</style>
</head>

<body>

<form action="newstijiao.php" method="post">
    <div style="width:500px; height:400px; position:relative">
        <div style="font-size:16px; text-align:center; padding-top:20px">发布新闻</div>
        <div style="margin-top:20px">标题：<input name="title" type="text" style="width:240px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">作者：<input name="author" type="text" style="width:150px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">来源：<input name="source" type="text" style="width:150px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">内容：<input name="content" type="textarea" style="width:420px; height:120px; margin-left:10px" /></div>

    <div style="float:left; margin-left:200px"><input type="submit" value="提交" style="width:50px; height:30px; margin-top:10px" /></div>

<form action="newsmain.php">
    <div style="float:left"><input type="submit" value="查看" style="margin-top:10px; width:50px; height:30px; margin-left:10px" /></div>
</form>
</div>
</form>
</body>
</html>

2.新闻提交处理页面

<?php 
$newsid = "";
$title = $_POST["title"];
$author = $_POST["author"];
$source = $_POST["source"];
$content = $_POST["content"];
$time = date(‘y-m-d h:i:s‘,time());
echo $title;
//造连接对象
$db = new MySQLi("localhost","root","666","newssystem");

$sql = "insert into news values(‘{$newsid}‘,‘{$title}‘,‘{$author}‘,‘{$source}‘,‘{$content}‘,‘{$time}‘)";
$db->query($sql);
header("location:newsmain.php");

3.页面提交至新闻列表页面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<table width="100%" border="1" cellpadding="0" cellspacing="0">
    <tr>
        <td>newsid</td>
        <td>title</td>
        <td>Author</td>
        <td>source</td>
        <td>content</td>
        <td>time</td>
        <td>update</td>
        <td>delete</td>
    </tr>

<?php 
    $db = new MySQLi("localhost","root","666","newssystem");
    $sql = "select * from news";
    $result = $db->query($sql);
    $attr = $result->fetch_all();
    foreach($attr as $v)
    {
        echo "<tr>";
        
        echo"<td>{$v[0]}</td><td>{$v[1]}</td><td>{$v[2]}</td><td>{$v[3]}</td><td>{$v[4]}</td><td>{$v[5]}</td><td><a href=http://www.mamicode.com/‘newsupdate.php?c={$v[0]}‘)\">update</a></td><td><a href=http://www.mamicode.com/‘newsdelete.php?c={$v[0]}‘ onclick=\"return confirm(‘确定删除吗？‘)\">delete</a></td>";
    }
    
    ?> 

</table>
</body>
</html>

页面显示为

技术分享

4.删除处理页面

<?php 
$newsid = $_GET["c"];
$db = new MySQLi("localhost","root","666","newssystem");
$sql = "delete from news where newsid=‘{$newsid}‘";
$r = $db->query($sql);

if($r)
{
    header("location:newsmain.php");
}
else
{
    echo "删除失败";
}

5.提交处理页面

<?php
$newsid = $_POST["newsid"];
$title = $_POST["title"];
$author = $_POST["author"];
$source = $_POST["source"];
$content = $_POST["content"];
$time = date(‘y-m-d h:i:s‘,time());

$db = new MySQLi("localhost","root","666","newssystem");

$sql = "update news set title=‘{$title}‘,author=‘{$author}‘,source=‘${source}‘,content=‘${content}‘,time=‘{$time}‘ where newsid=‘{$newsid}‘";
$db->query($sql);
header("location:newsmain.php");

6.修改处理页面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
*{ margin:0px auto; padding:0px}
</style>
</head>

<body>

<?php 
$newsid = $_GET["c"];
$db = new MySQLi("localhost","root","666","newssystem");
$sql = "select * from news where newsid=‘{$newsid}‘";

$result = $db->query($sql);

$attr = $result->fetch_all();
foreach($attr as $a)
{
    
}


 
?>

<form action="newstijiaochuli.php" method="post">
    <div style="width:500px; height:400px; position:relative">
        <div style="font-size:16px; text-align:center; padding-top:20px">发布新闻</div>
        <div style="margin-top:20px"><input value="<?php echo $a[0] ?>" name="newsid" type="hidden" /></div>
        <div style="margin-top:20px">标题：<input value="<?php echo $a[1] ?>" name="title" type="text" style="width:240px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">作者：<input value="<?php echo $a[2] ?>" name="author" type="text" style="width:150px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">来源：<input value="<?php echo $a[3] ?>" name="source" type="text" style="width:150px; height:20px; margin-left:10px" /></div>
        <div style="margin-top:10px">内容：<input value="<?php echo $a[4] ?>" name="content" type="textarea" style="width:420px; height:120px; margin-left:10px" /></div>

    <div style="float:left; margin-left:200px"><input type="submit" value="修改" style="width:50px; height:30px; margin-top:10px" /></div>

<form action="newsmain.php">
    <div style="float:left"><input type="submit" value="查看" style="margin-top:10px; width:50px; height:30px; margin-left:10px" /></div>
</form>
</div>
</form>
</body>
</html>

 

《新闻发布》解析


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