Omnipay\Common\Message\AbstractRequest::setCard PHP Method

    public function setCard($value)
    {
        if ($value && !$value instanceof CreditCard) {
            $value = new CreditCard($value);
        }
        return $this->setParameter('card', $value);
    }

 /**
  * Sets the card information.
  *
  * @param CreditCard $value
  * @return AbstractRequest Provides a fluent interface
  */
 public function setCard($value)
 {
     if ($value && is_array($value)) {
         $value = new CreditCard($value);
     }
     return parent::setCard($value);
 }