function ait($content,$titlename,$text,$username,$postid,$title,$url,$db_name){ $content=preg_replace("!(@|@)([\\x{4e00}-\\x{9fa5}A-Za-z0-9_\\-]{1,})(\x20| |<|\xC2\xA0|\r|\n|\x03|\t|,|\\?|\\!|:|;|,|。|?|!|:|;|、|…|$)!ue","'@\\2 \\3'",$content); if (preg_match('/@/', $content)){ $ei = explode('@', $content); $num = count($ei); $num = $num - 1; for ($i = 1; $i <= $num; $i++) { $eii = explode(',', $ei[$i]); $eii = explode(' ', $ei[$i]); //print_r($eii); //echo $eii[0].'<br />'; $sql=mysql_query("SELECT * FROM `user` WHERE `name` LIKE '$eii[0]'"); $c=mysql_num_rows($sql); if($c=='1'&&isset($username[id])){ $time=time(); mysql_query("INSERT INTO `$db_name`.`ait` (`id`, `aitid`, `taid`, `title`, `titlename`, `text`, `url`, `time`) VALUES (NULL, '$username[name]', '$eii[0]', '$title', '$titlename', '$text', '$url', '$time')"); } }} }