0) {
mysqli_close($conn);
echo "";
echo "";
} else {
$query = "INSERT INTO `users` (`username`, `password`, `email`) VALUES ('".$_POST["username"]."', '".$_POST["password"]."', '".$_POST["email"]."')";
mysqli_query($conn, $query);
$query = "SELECT `id` FROM `users` WHERE email='".$_POST["email"]."' AND username='".$_POST["username"]."' AND password='".$_POST["password"]."'";
$query = mysqli_fetch_array(mysqli_query($conn, $query))['id'];
mysqli_close($conn);
echo "";
}
}
function checkAndLogin() {
$conn = mysqli_connect("localhost", "root", "", "speedtest");
$query = "SELECT `email` FROM `users` WHERE email='".$_POST["email"]."' AND username='".$_POST["username"]."' AND password='".$_POST["password"]."'";
$count = mysqli_num_rows(mysqli_query($conn, $query));
if($count == 0) {
mysqli_close($conn);
echo "";
echo "";
} else {
$query = "SELECT `id` FROM `users` WHERE email='".$_POST["email"]."' AND username='".$_POST["username"]."' AND password='".$_POST["password"]."'";
$query = mysqli_fetch_array(mysqli_query($conn, $query))["id"];
mysqli_close($conn);
echo "";
}
}
if(isset($_POST['register'])) {
checkAndRegister();
} else if(isset($_POST['sign-in'])) {
checkAndLogin();
}
?>