prepare("INSERT INTO users (username, password) VALUES (?, ?)");
$stmt->bind_param("ss", $username, $password);
try {
$stmt->execute();
header("Location: signin.php");
exit;
} catch (mysqli_sql_exception $e) {
if ($e->getCode() == 1062) {
$error = "Username already exists.";
}
}
}
?>
Hit or Run — Sign Up