回答編集履歴
1
記載内容の修正
test
CHANGED
@@ -1,15 +1,43 @@
|
|
1
|
-
|
1
|
+
これで取れませんかね?
|
2
2
|
|
3
3
|
```
|
4
4
|
|
5
|
-
|
5
|
+
@IBAction func othersLocation(_ sender: Any)
|
6
6
|
|
7
|
+
{
|
8
|
+
|
9
|
+
//Thread 1: Fatal error: Unexpectedly found nil while unwrapping an Optional valueのエラー
|
10
|
+
|
11
|
+
ref.child("users").child("userCoordinate").observeSingleEvent(of: .value, with: { (snapshot) in
|
12
|
+
|
13
|
+
let value = snapshot.value as? NSDictionary
|
14
|
+
|
7
|
-
re
|
15
|
+
let otherUserLatitude = value?["userLatitude"] as? String
|
16
|
+
|
17
|
+
print("ユーザー緯度:", otherUserLatitude)
|
18
|
+
|
19
|
+
})
|
20
|
+
|
21
|
+
}
|
22
|
+
|
23
|
+
```
|
8
24
|
|
9
25
|
|
10
26
|
|
11
|
-
正?
|
12
|
-
|
13
|
-
|
27
|
+
あるべきはsetValue時に
|
14
28
|
|
15
29
|
```
|
30
|
+
|
31
|
+
let userCoordinate = ["userLatitude": latitude.text]
|
32
|
+
|
33
|
+
ref.child("users").child(user!).setValue(["userCoordinate": userCoordinate])
|
34
|
+
|
35
|
+
```
|
36
|
+
|
37
|
+
取得するときは
|
38
|
+
|
39
|
+
```
|
40
|
+
|
41
|
+
ref.child("users").child(user!).child("userCoordinate")...
|
42
|
+
|
43
|
+
```
|