/**
* Provides a checkbox toggle to submit the address in the shipping address fields as the billing address
*
* @api `shopp('checkout.same-billing-address')`
* @since 1.1
*
* @param string $result The output
* @param array $options The options
* - **label**: `Same billing address` The label for the checkbox input
* - **checked**: `on` (on, off) Specifies that an `<input>` element should be pre-selected when the page loads
* - **class**: The class attribute specifies one or more class-names for an element
* @param ShoppOrder $O The working object
* @return string The toggle markup
**/
public static function same_billing_address($result, $options, $O)
{
$allowed = array('class', 'checked');
$defaults = array('label' => Shopp::__('Same billing address'), 'checked' => 'on', 'type' => 'billing', 'class' => '');
$options = array_merge($defaults, $options);
$options['type'] = 'billing';
return ShoppCustomerThemeAPI::same_shipping_address($result, $options, $O);
}