test paste

<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "test1";
$con = new mysqli($servername, $username, $password, $dbname);
$email = "test@test.com";
$ID0 = mysqli_query($con, "SELECT id FROM user WHERE email = '$email'");
if ($ID0->num_rows > 0) {
    while($row = $ID0->fetch_assoc()) {
        echo $row["id"];
    }
} else {
    echo "Nema rezultata";
}
?>