我第一次使用PDO创建相当基本的登录表格。我对PDO很新,并且无法弄清楚这个。

我的代码是:

require_once('setEnv.php');
require_once( 'functions/functions.php' );

$username = $_REQUEST['username'];
$password = $_REQUEST['password'];

$db = classes_pdoDB::getConnection();
$query = "SELECT password, salt
    FROM user
    WHERE username=:username";
$stmt = $db->prepare($query);
$stmt->execute(array(':username' => $username));

while($asd = $stmt->fetchObject()){

echo $asd->username;

}
.

和我得到的错误消息是

  Notice: Undefined property: stdClass::$username in /var/www/vhosts/numyspace.co.uk/web_users/home/~unn_v010224/public_html/project/executeLog.php on line 18
.

谢谢!

有帮助吗?

解决方案

$query = "SELECT password, salt
.

您未选择username,因此结果没有。

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