PayPal\Api\InvoiceItem::setUnitPrice PHP Méthode

Unit price of the item. Range of -1,000,000 to 1,000,000.

public setUnitPrice ( PayPal\Api\Currency $unit_price )
$unit_price	PayPal\Api\Currency

    public function setUnitPrice($unit_price)
    {
        $this->unit_price = $unit_price;
        return $this;
    }

InvoiceItem