[英]PHP MySQL PDO selecting rows on array with id's
我在會話中存儲了來自form []的多個id值。
我試圖在mysql pdo數據庫查詢中使用這些ID,如下所示:
$noot = str_repeat("?,", count($_SESSION['uniqueID'])-1) . "?";
$printen = 1;
$query = $db->prepare("SELECT DISTINCT ru.GB,g.Name,g.Address,g.Place,ri.Ricode,lo.nr,lo.uniqueID,GROUP_CONCAT(ru.control SEPARATOR '<BR>') AS control,GROUP_CONCAT(ru.BestEmail SEPARATOR '<BR>') AS email,GROUP_CONCAT(ru.ont_info SEPARATOR '<BR>') AS ont,GROUP_CONCAT(ru.sup SEPARATOR '<BR>') AS Lev,GROUP_CONCAT(ru.OrderID SEPARATOR '<BR>') AS orderID,GROUP_CONCAT(DISTINCT ru.rID SEPARATOR '<BR>') AS RID,GROUP_CONCAT(ru.Pack SEPARATOR '<BR>') AS packet FROM rutrans AS ru JOIN routes AS ri ON ru.rID = ri.rID
LEFT OUTER JOIN lock AS lo
ON ri.Ricode = lo.ricode AND ru.GB = lo.location
LEFT OUTER JOIN gbc AS g
ON ru.GB = g.CodeB
WHERE lo.uniqueID IN ($noot)");
$query->execute($_SESSION['uniqueID']);
//$data = $query->fetchAll();
並嘗試獲得如下結果:
foreach($queryRT as $rowRT) {
(I echo database results within a table for each row here,... or try to do this)
}
發生以下錯誤:
致命錯誤:在消息中出現未捕獲的異常“ PDOException”,消息為“ SQLSTATE [HY093]:無效的參數號”
當我添加
$data = $query->fetchAll();
查詢頁面完全空白。
當我嘗試顯示以下內容時:
print_r($data);
頁面上僅顯示以下內容:
數組()
當我嘗試這樣的事情:
print_r($_SESSION['uniqueID']);
它顯示數組如下:
Array ( [B1601222016164345] => B1601222016164345
[B1601222016161121] => B1601222016161121
[B1601262126474345] => B1601262126474345
[B1602011856554345] => B1602011856554345
[B1602101921434345] => B1602101921434345
[Z1602102002034345] => Z1602102002034345
[Z1602102026544345] => Z1602102026544345
)
顯然我做錯了什么。 有誰願意解決這個問題嗎?
$_SESSION['uniqueID']
,它的索引必須有數字?
作為占位符。
input_parameters中的鍵必須與SQL中聲明的鍵匹配。 在PHP 5.2.0之前,這被默默地忽略了。
嘗試這個:
$query->execute(array_values($_SESSION['uniqueID']));
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