这是答案：
$sql="SELECt * FROM Blar";$result = mysql_query($sql);$combinedResults = array();while ($row = mysql_fetch_array($result)) { $combinedResults[$row['cat']][] = array( 'LineID' => $row['lineID'], 'Qty' => $row['qty'], 'SetCost' => $row['Setcost'], 'MonCost' => $row['Moncost'], 'Postpre' => $row['postpre'] );};//print_r($combinedResults);print_r($combinedResults['Apps'][0]['Qty']);感谢您的帮助@Dereleases
