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- let uid = Auth.auth().currentUser?.uid
- refProduct = Database.database().reference().child("users").child(uid!).child("cart")
- refProduct.observeSingleEvent(of: .value) { (snapshot) in
- for cartchild in snapshot.children{
- let snap = cartchild as! DataSnapshot
- let key = snap.value
- .....
- }
- }
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