Gift card
I sent my gift card in pounds as I am in England but my son is in France, what currency will he get his amount?
Question marked as
He won't be able to redeem it.
"You can't redeem Apple Gift Cards or App Store & iTunes Gift Cards outside of the country or region of purchase."
From this document:
If you can't redeem your Apple Gift Card or App Store & iTunes Gift Card - If you can't redeem your Apple Gift Card or App Store & iTunes Gift Card - Apple Support