Home >php教程 >php手册 >PHP简单防刷计数器

PHP简单防刷计数器

WBOY
WBOYOriginal
2016-06-21 09:05:46960browse

计数器

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  {
   $number=substr($counter,$i,1);
   if(isset($number))
   {
    echo "PHP简单防刷计数器";
   }
  }
 }
}
?>



Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article:ADODB和SMARTY结合的分页类Next article:JPG,PNG,GIF转Ascii