PayPal\Api\CreditCardToken::setExpireMonth PHP Method

Expiration month with no leading zero. Acceptable values are 1 through 12.

public setExpireMonth ( integer $expire_month )
$expire_month	integer

    public function setExpireMonth($expire_month)
    {
        $this->expire_month = $expire_month;
        return $this;
    }

CreditCardToken