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PHP简单防刷计数器

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Release: 2016-06-21 09:05:46
Original
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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";
   }
  }
 }
}
?>



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