Untitled

<!DOCTYPE html>

<html>

<body>

<?php
//=======================================================================
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "courses";
//========================================================================
//========================================================================
$conn = new mysqli($servername, $username, $password, $dbname);
//========================================================================
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
//========================================================================

$sql = "SELECT id, countries FROM countries";
$result = $conn->query($sql);

if ($result->num_rows > 0) {

    while($row = $result->fetch_assoc()) {

        echo "<select>";

            echo "<option value= ".$row["id"]."> ". $row["countries"]." </option>";

        echo "</select>";

    }
} else {
    echo "0 results";
}

//=============================================================================

    $sql1 = "SELECT universities FROM universities where id = ' ".$row["id"]." '";

    $result1 = $conn->query($sql1);


    if ($result1->num_rows > 0) {

    while($row1 = $result1 -> fetch_assoc()) {


        echo "<select>";

                echo "<option value= > ". $row1["universities"]." </option>";

        echo "</select>";
    }
    }
//======================================================================================

    $conn->close();
//=======================================================================================
?>

</body>

</html>