Go to the Contacts App and select the contact you'd like to share, scroll down and tap "Share Contact." You can share them via Message, email or AirDrop(I've never used this one, maybe it's the easiest.)
go to the contacts app and select the contact you'd like to share, scroll down and tap "share contact." you can share them via message, email or airdrop(i've never used this one, maybe it's the easiest.)