`Array
(
[product_name] => Array
(
[0] => SimpleXMLElement Object
(
[0] => Nazwa Produktu X
)

[1] => SimpleXMLElement Object
(
[0] => Nazwa Produktu X
)

[2] => SimpleXMLElement Object
(
[0] => Nazwa Produktu X
)

)

[availability] => Array
(
[0] => SimpleXMLElement Object
(
[0] => brak
)

[1] => SimpleXMLElement Object
(
[0] => brak
)

[2] => SimpleXMLElement Object
(
[0] => brak
)

)

[delivery_date] => Array
(
[0] => SimpleXMLElement Object
(
[0] => 2017-05-15
)

[1] => SimpleXMLElement Object
(
[0] => 2017-07-14
)

)

[reference_code] => Array
(
[0] => SimpleXMLElement Object
(
[0] => KOD-PRODUKTU-X
)

[1] => SimpleXMLElement Object
(
[0] => KOD-PRODUKTU-X
)

[2] => SimpleXMLElement Object
(
[0] => KOD-PRODUKTU-X
)

)


)