function save_history($id,$max=10) { $t = 60 * 60 * 24 * 365; if ($_COOKIE['history_goods']) { $history_goods_arr = json_decode($_COOKIE['history_goods'],true); if (in_array($id,$history_goods_arr)) { return false; } if (count($history_goods_arr) >= $max) { array_shift($history_goods_arr); } $history_goods_arr[] = $id; setcookie("history_goods",'',time()-3600); setcookie("history_goods",$history_goods,time()+$t); } else { $history_goods_arr[] = $id; $history_goods = json_encode($history_goods_arr); setcookie("history_goods",$history_goods,time()+$t); } }
沒有留言:
張貼留言