php拾遗

yondy

    //计算库存    foreach($aGoodsLst as $goodsid => $aGoods)    {        $aGoods['price'] = $aGoods['buy']==0?0:($aGoods['buymoney']/ $aGoods['buy']);        $aGoods['stock'] = $aGoods['buy'] - $aGoods['sell'] + $aGoods['return'];          $aGoods['stockmoney'] = $aGoods['stock'] * $aGoods['price']; //库存金额以进价为准                 //重新计算销售金额         $aGoods['sell'] = $aGoods['sell'] - $aGoods['return'];          $aGoods['sellmoney'] = $aGoods['sellmoney'] - $aGoods['returnmoney'];                  //盈余        $aGoods['earn'] = $aGoods['sellmoney']-$aGoods['buymoney'];                 extract($aGoods);                $sSql = "UPDATE goods SET buy='$buy',buymoney='$buymoney',stock='$stock',stockmoney='$stockmoney',sell='$sell',sellmoney='$sellmoney',`return`='$return',returnmoney='$returnmoney',earn='$earn' WHERE id=$goodsid";        $oDb->query($sSql);     }