PHP+MYSQL简易新闻栏目实例

2011-11-04
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导读:这里我的例子是利用MySQL数据库的方式制作的,代码如下: 一:发布新闻文件pub.php和pub_ok.php,代码如下: 文件pub.php: form name=form1 method=post action

这里我的例子是利用MySQL数据库的方式制作的,代码如下:

一:发布新闻文件pub.php和pub_ok.php,代码如下:

文件pub.php:

<form name="form1" method="post" action="pub_ok.php" onsubmit="javascript:return Juge(this);" >
 <table width="90%" border="0" cellspacing="1" cellpadding="1" align="center">
  <tr> <td> 标题: </td></tr>
  <tr> <td> <input type="text" name="title" size="80"> </td> </tr>
  <tr> <td> 详细内容:</td></tr>
  <tr> <td> <textarea name="detail" style="width=80%;height=160px;">>/textarea<
   </td></tr>
  <tr><td><input type="submit" name="pub" value="发布"></td></tr>
 </table>
 </form>

文件pub.php:

<?php include "common_news.php"; ?>
  <html>
  <head>
  <title>新闻发布</title>
  </head>
  <body bgcolor=#cccccc><?php
  if ($pub){   $title=htmlspecialchars($title);
  
$detail=htmlspecialchars($detail);
  
$detail= str_replace ( "
","<br>", $detail);   $pub_time=date("Y")."-".date("m")."-".date("d")." ".date("H").":".date("i").":".date("s");
  
$query="insert into news (title,detail,pub_time) values ";
  
$query.="('$title','$detail','$pub_time')";
  
$result=mysql_query($query,$db);
  
echo "<p align='center'>";
  
if ($result){
  
echo "<p>发布成功!<a href='view.php?page=1'>查看</a>、<a href='pub.php'>发布</a></p>";
  
}
  
else{
  
echo mysql_error();
  
echo "<p>发布失败!</p>";
  
}
  
echo "</p>";
  }
  ?>
  </body>
  </html>  说明:上面用了一个包含文件common_news.php,其中$page_size变量为一页最多显示的新闻数,其余的大家应该一看就明白。<?php
  
$id=mysql_connect('localhost','root','cgreen');
  
$db=mysql_select_db('db_news',$id);
  
$page_size=5;
  ?>

显示新闻条目文件:view.php

<?php include "common_news.php"; ?><html>
<head>
<title>新闻发布</title>
<SCRIPT language=JavaScript>
function view(Url)
{
popup=window.open(Url,"Displaywindow","left=30,top=30,width=600,height=400,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes, resizable=no");
}
</SCRIPT>
</head><body bgcolor=#cccccc>
<center>
新闻列表
</center>
<?php
if ($page){   $query="select count(*) as total from news";
$result=mysql_query($query,$db);
$message_count=mysql_result($result,0,"total");
$page_count=ceil($message_count/$page_size);
$offset=($page-1)*$page_size;
$query="select * from news order by id desc limit $offset, $page_size";
$result=mysql_query($query,$db);
if($result){
$rows=mysql_num_rows($result);
$i=1;
?>
<?php
while($myrow=mysql_fetch_array($result)){
?>
<table width="422" border="0" cellspacing="1" cellpadding="1" align="center">
 <tr>
  <td width="277"><li><a href="javascript:view('view_d.php?recid=<?php echo $myrow[id] ?>');"><?php echo "$myrow[title]</a>($myrow[pub_time])"; ?></td>
 </tr>
</table>
<?php
      
$i++;
      
if ($i<=$rows){
        
echo "";
      
}
    
}
?>
  <?php
    
$prev_page=$page-1;
    
$next_page=$page+1;
    
?>
    <center>
    <?php
    
if ($page<=1){
      
echo "第一页";
    
}
    
else{
      
echo "<a href='$PATH_INFO?page=1'>第一页</a>";
    
}
    
echo " ";
    
if ($prev_page<1){
      
echo "上一页";
    
}
    
else{
      
echo "<a href='$PATH_INFO?page=$prev_page'>上一页</a>";
    
}
    
echo " ";
    
if ($next_page>$page_count){
      
echo "下一页";
    
}
    
else{
      
echo "<a href='$PATH_INFO?page=$next_page'>下一页</a>";
    
}
    
echo " ";
    
if ($page>=$page_count){
      
echo "最后一页";
    
}
    
else{
      
echo "<a href='$PATH_INFO?page=$page_count'>最后一页</a>";
    
}
}
else{
    
echo "<p align='center'>现在还没有新闻!/p>";
}
}
?>
<p> </p>
</body>
</html>

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