[英]Accessing Child Node Firebase Realtime Database Swift
let chocolateCakeRef = Database.database().reference().child("MenuFoodItems/desserts/Cakes/Chocolate Cake")
chocolateCakeRef.observe(.value) { (snapshot) in
for child in snapshot.children {
let snap = child as! DataSnapshot
let cake = snap.value as! [String: Any]
let picURL = cake["picUrl"] as! String
}
}
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