<?php

$config = [
$dbname = "mysql:host=localhost;dbname=chicken;",
        $login = "root",
        $password = "",
 ];

try {
$db = new PDO(...$config);
} catch (Exception $ex) {
    throw new Exception("Could not connect to DB");
}

$sql = "SELECT * FROM users";
$stmt = $db->query($sql);

$result = $stmt->fetchAll();

foreach($result as $row){
echo "username: " . $row['username'] . "<br>";
echo "password: " . $row['password'] . "<br>";
}

?>