質問編集履歴
3
ソース更新
test
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File without changes
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test
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@@ -60,13 +60,91 @@
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```Swift
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-
i
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import SwiftUI
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import Alamofire
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import Kanna
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struct ItemDetail: View {
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@State var asin:String = ""
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@State var alert_price:String = "0"
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private var item:Item = Item()
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private var test:String = ""
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var body: some View {
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NavigationView{
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VStack{
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HStack{
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Text("ASIN")
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TextField("Input Kindle item ASIN", text:self.$asin, onEditingChanged:{ _ in
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})
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.textFieldStyle(RoundedBorderTextFieldStyle())
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.onAppear(){
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if let a = self.item.asin {
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self.asin = a
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}
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}
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}
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HStack{
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Text("AlertPrice")
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TextField("test formatter", value: $alert_price, formatter: NumberFormatter())
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.textFieldStyle(RoundedBorderTextFieldStyle())
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.keyboardType(.numberPad)
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}
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}
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.padding(.all,10)
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}
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}
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init(item:Item = Item()){
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self.item = Item(context: self.viewContext)
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self.item.asin = "aaa"
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}
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func saveItem(){
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}
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}
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```
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2
エラー文言ピックアップ
test
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@@ -1 +1 @@
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1
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-
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1
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SwiftUI、CoreDataのEntityClassに値を代入できない「unrecognized selector sent to instance」
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test
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@@ -6,7 +6,9 @@
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CoreDataで作成したEntityClassに値を代入するところでエラーがでてしまいます。
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CoreDataで作成したEntityClassに値を代入するところで下記エラーがでてしまいます。
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unrecognized selector sent to instance
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1
エラー表記変更
test
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@@ -1 +1 @@
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1
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SwiftUI、CoreDataのEntityClassに値を代入できない
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1
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aSwiftUI、CoreDataのEntityClassに値を代入できない
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test
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@@ -12,7 +12,7 @@
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### 発生している問題・エラーメッセージ
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```Swift
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UncaughtExceptionError: Crashed due to an uncaught exception
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@@ -50,7 +50,7 @@
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| | ==BSErrorCodeDescription: OperationFailed
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-
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```
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### 該当のソースコード
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56
56
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