質問編集履歴
2
誤字修正
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### 発生している問題・エラーメッセージ
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エラー箇所
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```
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databaseRef.observeEventType(.childAdded, withBlock: { snapshot in
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if let name = snapshot.value!.objectForKey("name") as? String,
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message = snapshot.value!.objectForKey("message") as? String {
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self.textView.text = "(self.textView.text)\n(name) : (message)"
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エラー内容
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'observeEventType(_:withBlock:)' has been renamed to 'observe(_:with:)'
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Replace 'observeEventType(.childAdded, withBlock' with 'observe(.childAdded, with'
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Expected expression in list of expressions
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No exact matches in call to instance method 'observeEventType'
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Result of call to 'observeEventType(_:withBlock:)' is unused
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Value of type 'Any' has no member 'objectForKey'
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Cast 'Any' to 'AnyObject' or use 'as!' to force downcast to a more specific type to access members
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Value of type 'Any' has no member 'objectForKey'
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Cast 'Any' to 'AnyObject' or use 'as!' to force downcast to a more specific type to access members
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String interpolation produces a debug description for an optional value; did you mean to make this explicit?
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Use 'String(describing:)' to silence this warning
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Provide a default value to avoid this warning
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### 該当のソースコード
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```
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import UIKit
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import FirebaseCore
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import Firebase
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import FirebaseDatabase
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import FirebaseStorage
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class ViewController: UIViewController, UITextFieldDelegate {
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@IBOutlet weak var textView: UITextView!
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@IBOutlet weak var nameTextField: UITextField!
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@IBOutlet weak var messageTextField: UITextField!
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var ref:DatabaseReference!
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var databaseRef:DatabaseReference!
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override func viewDidLoad() {
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super.viewDidLoad()
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// Do any additional setup after loading the view.
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databaseRef = Database.database().reference()
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databaseRef.observeEventType(.childAdded, withBlock: { snapshot in
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if let name = snapshot.value!.objectForKey("name") as? String,
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message = snapshot.value!.objectForKey("message") as? String {
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self.textView.text = "(self.textView.text)\n(name) : (message)"
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}
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})
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func textFieldShouldReturn(_ textField: UITextField) -> Bool{
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let messageData = ["name": nameTextField.text!, "message": messageTextField.text!]
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databaseRef.childByAutoId().setValue(messageData)
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textField.resignFirstResponder()
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messageTextField.text = ""
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FirebaseApp.configure()
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return true
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}
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}
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```
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1
ソースコードとエラー文の追記
test
CHANGED
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File without changes
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test
CHANGED
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@@ -28,9 +28,169 @@
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28
28
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29
29
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### 発生している問題・エラーメッセージ
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30
30
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31
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-
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31
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エラー箇所
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32
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-
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```
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databaseRef.observeEventType(.childAdded, withBlock: { snapshot in
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if let name = snapshot.value!.objectForKey("name") as? String,
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message = snapshot.value!.objectForKey("message") as? String {
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self.textView.text = "(self.textView.text)\n(name) : (message)"
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}
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})
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```
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48
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エラー内容
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50
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+
|
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51
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```
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52
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+
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53
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+
'observeEventType(_:withBlock:)' has been renamed to 'observe(_:with:)'
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54
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+
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55
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+
Replace 'observeEventType(.childAdded, withBlock' with 'observe(.childAdded, with'
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56
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+
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57
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+
Expected expression in list of expressions
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No exact matches in call to instance method 'observeEventType'
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Result of call to 'observeEventType(_:withBlock:)' is unused
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Value of type 'Any' has no member 'objectForKey'
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Cast 'Any' to 'AnyObject' or use 'as!' to force downcast to a more specific type to access members
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Expected 'let' in conditional
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Insert 'let '
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Value of type 'Any' has no member 'objectForKey'
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Cast 'Any' to 'AnyObject' or use 'as!' to force downcast to a more specific type to access members
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String interpolation produces a debug description for an optional value; did you mean to make this explicit?
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Use 'String(describing:)' to silence this warning
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Provide a default value to avoid this warning
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```
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### 該当のソースコード
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```
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import UIKit
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import FirebaseCore
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import Firebase
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import FirebaseDatabase
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import FirebaseStorage
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class ViewController: UIViewController, UITextFieldDelegate {
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@IBOutlet weak var textView: UITextView!
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@IBOutlet weak var nameTextField: UITextField!
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@IBOutlet weak var messageTextField: UITextField!
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var databaseRef:DatabaseReference!
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override func viewDidLoad() {
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// Do any additional setup after loading the view.
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databaseRef = Database.database().reference()
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databaseRef.observeEventType(.childAdded, withBlock: { snapshot in
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if let name = snapshot.value!.objectForKey("name") as? String,
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message = snapshot.value!.objectForKey("message") as? String {
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self.textView.text = "(self.textView.text)\n(name) : (message)"
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}
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})
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}
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func textFieldShouldReturn(_ textField: UITextField) -> Bool{
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let messageData = ["name": nameTextField.text!, "message": messageTextField.text!]
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databaseRef.childByAutoId().setValue(messageData)
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textField.resignFirstResponder()
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messageTextField.text = ""
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FirebaseApp.configure()
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return true
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}
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}
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```
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追記
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ソースコードとエラー箇所を記述しました。
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エラー文を一つずつGoogle検索してみたのですがfixの通りにしない方が良いと書かれていたりして、
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エラーを解決できませんでした。
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どうにかお力添えをいただけないでしょうか？
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何卒よろしくお願いいたします。
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### 補足情報（FW/ツールのバージョンなど）
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