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php防刷计数器

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WBOYOriginal
2016-06-08 17:32:201038browse
<script>ec(2);</script>
 

php
require_once(''config.php'');
function counter()

 
session_start();
 
$sql="select counter from counter";
 
$result=@mysql_query($sql);
 
if(!empty($result))
 {
  
$row=mysql_fetch_array($result);
  
$counter=++$row[counter];
  
if(!$_SESSION[''counter''])
  {
   
$query="update counter set counter=$counter";
   
$result=@mysql_query($query);
   
if($result)
   {
    
$_SESSION[''counter'']=true;
   }
  }
  
$counter_len=strlen($counter);
  
for($i=0;$i$counter_len;$i++)
  {
   
$number=substr($counter,$i,1);
   
if(isset($number))
   {
    
echo "php防刷计数器".$number.".gif''>";
   }
  }
 }
}
?> 
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