Braintree\CreditCard::createCreditCardUrl PHP Method

    public static function createCreditCardUrl()
    {
        return Configuration::gateway()->creditCard()->createCreditCardUrl();
    }

 public function createCreditCardViaTr($regularParams, $trParams)
 {
     $trData = Braintree\TransparentRedirect::createCreditCardData(array_merge($trParams, array("redirectUrl" => "http://www.example.com")));
     return Test\Helper::submitTrRequest(Braintree\CreditCard::createCreditCardUrl(), $regularParams, $trData);
 }