[23-Sep-2017 20:04:17 UTC] PHP Notice:  Undefined variable: results in /home/harabla/public_html/testi/update.php on line 46

<?php
$servername = "myserver";
$username = "user";
$password = "pass";
$dbname = "dbname";


// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}


$sql = mysqli_query($conn, "SELECT id from users");
$userinfo = array();

while ($row_user = $sql->fetch_assoc())
    $userinfo[] = $row_user;

foreach ($userinfo as $user) {

$url = "http://www.pdga.com/player/".$user['id'];
$ch = curl_init();
$timeout = 5;
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
$html = curl_exec($ch);
curl_close($ch);


$dom = new DOMDocument();
@$dom->loadHTML($html);

$xpath = new DomXPath($dom);
$class = 'current-rating';
$divs = $xpath->query("//*[contains(concat(' ', normalize-space(@class), ' '), ' $class ')]");

foreach($divs as $div) {
    preg_match('/Current Rating:s+(d+)/', $div->nodeValue, $results);
}


if (!is_null($results[1])){
$sql = "UPDATE users SET rating=$results[1] WHERE id =".$user['id'];
} else {
$sql = "UPDATE users SET rating='0' WHERE id =".$user['id'];
}

if ($conn->query($sql) === TRUE) {
    echo "Record updated successfully <br>";
} else {
    echo "Error updating record <br> " . $conn->error;
}

unset($results);

}

$conn->close();
?>