Mysqli更新抛出对成员函数BIND_Param()错误的调用
function createTable($array, $memberMysqli){
foreach ($array as $key => $value)
{
//echo "<p>Key: ".$key." => Value: ".$value . "</p>";
$query = "ALTER TABLE questionnaire ADD ".$key." text";
if($stmt = $memberMysqli->prepare($query))
{
$success = $stmt->execute();
}
}
echo "<h1>Array count: ". count($array) ."</h1>" ;}$stmt = $memberMysqli->prepare("INSERT INTO questionnaire(userid) VALUES (?)");$stmt->bind_param('s', $_POST['userid']);$stmt->execute();$rowid = $stmt->insert_id;$stmt->close();$memberMysqli->autocommit(FALSE);function updateColumn($memberMysqli, $query, $uid, $value) {
if ($value)
{
$stmt = $memberMysqli->prepare($query);
//Throws bind param error here
$stmt->bind_param("ss", $value, $uid);
$stmt->execute();
}}function loopInputs($array, $memberMysqli, $rowid){
foreach ($array as $key => $formvalue)
{
var_dump($key);
updateColumn($memberMysqli, "UPDATE questionnaire SET $key = ? WHERE id = ?", $rowid, $formvalue);
}}loopInputs($_POST, $memberMysqli, $rowid);$memberMysqli->commit();$memberMysqli->close();
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