$value){ if(!is_array($value)){ $array[$key]=addslashes($value); }else{ Add_S($array[$key]); } } } function Char_cv($msg){ $msg = str_replace('&','&',$msg); $msg = str_replace(' ',' ',$msg); $msg = str_replace('"','"',$msg); $msg = str_replace("'",''',$msg); $msg = str_replace("<","<",$msg); $msg = str_replace(">",">",$msg); $msg = str_replace("\t","    ",$msg); $msg = str_replace("\r","",$msg); $msg = str_replace(" ","  ",$msg); return $msg; } function readover($filename,$method="rb"){ strpos($filename,'..')!==false && exit('Forbidden'); if($handle=@fopen($filename,$method)){ flock($handle,LOCK_SH); $filedata=@fread($handle,filesize($filename)); fclose($handle); } return $filedata; } $keyword = Char_cv($keyword); $query =$db->query("SELECT * FROM pw_threads WHERE subject='$keyword' LIMIT 1"); if ($db->num_rows($query)>0){ echo('1'); } else { echo('0'); } exit; ?>