razorpay2.dart

void _openCheckout() {
  var options = {
    'key': 'YOUR_RAZORPAY_API_KEY',
    'amount': 2000,
    'name': 'Example Store',
    'description': 'Payment for your order',
    'prefill': {'contact': '9876543210', 'email': 'customer@example.com'},
  };
  try {
    razorpay.open(options);
  } catch (e) {
    print('Error: $e');
  }
}