CAttribute->Items, $attlist); extract($ctag->CAttribute->Items, EXTR_SKIP); $nowtime = time(); if (empty($subday)) $subday = 365; if (empty($num)) $num = 6; if (empty($maxlength)) $maxlength = 20; $maxlength = $maxlength + 1; $mintime = $nowtime - ($subday * 24 * 3600); $dsql->SetQuery("SELECT keyword FROM `#@__search_keywords` WHERE lasttime>$mintime AND length(keyword)<$maxlength ORDER BY count DESC LIMIT 0,$num"); $dsql->Execute('hw'); $hotword = ''; while ($row = $dsql->GetArray('hw')) { $hotword .= "　" . $row['keyword'] . " "; } return $hotword; }