function relatedItems($itemID, $pageId, $uid = null)
{
$arr = array('id' => $itemID);
$re = ItemInfo::iteminfo_select($arr, $limit);
$data = array();
$line = mysql_fetch_array($re, MYSQL_ASSOC);
$items = $line['relatedItems'];
if (!empty($items)) {
$ids = explode(",", $items);
$data = array();
foreach ($ids as $key => $value) {
//取字段，分隔处理....
$arr = array('id' => $itemID);
$itemsNum = 5;
//控制次调用返回的数据数量$itemsNum-1个
$from = $itemsNum * ($pageId - 1);
$to = $itemsNum * $pageId - 1;
$limit = ' ' . $from . ',' . $to . ' ';
// 每页4条数据
$re = ItemInfo::iteminfo_select($arr, $limit);
while ($line = mysql_fetch_array($re, MYSQL_ASSOC)) {
$favorite = self::isFavorite($itemID, $uid);
$data[] = array($value => array('itemName' => $line['itemName'], 'itemPrice' => $line['itemPrice'], 'itemPic' => $line['itemPic'], 'isFavorite' => $favorite));
}
}
}
return $data;
}