回答編集履歴

改行

2026/03/08 16:21

投稿

スコア10257

answer CHANGED Viewed

@@ -227,6 +227,7 @@
 public partial class Section_0100_00 : ContentPage
 {
     public Section_0100_00() => InitializeComponent();
     private async void OnSection0100_Clicked(object? sender, EventArgs e)
         // コンストラクタ引数で差分（縄文時代、縄文01_社会）を渡す
         => await Navigation.PushAsync(new Section_0100_X00("縄文時代", "縄文01_社会"));

不要async

2026/03/08 15:47

投稿

スコア10257

answer CHANGED Viewed

@@ -207,17 +207,16 @@
         }
     }
-    private async void OnSection_NextButton(object? sender, EventArgs e)
+    private void OnSection_NextButton(object? sender, EventArgs e)
     {
         m_i現在の問題の番号++;
         問題を出す();
     }
-    private async void OnSection_Select1(object? sender, EventArgs e) => 答え合わせ(1);
+    private void OnSection_Select1(object? sender, EventArgs e) => 答え合わせ(1);
-    private async void OnSection_Select2(object? sender, EventArgs e) => 答え合わせ(2);
+    private void OnSection_Select2(object? sender, EventArgs e) => 答え合わせ(2);
-    private async void OnSection_Select3(object? sender, EventArgs e) => 答え合わせ(3);
+    private void OnSection_Select3(object? sender, EventArgs e) => 答え合わせ(3);
-    private async void OnSection_Select4(object? sender, EventArgs e) => 答え合わせ(4);
+    private void OnSection_Select4(object? sender, EventArgs e) => 答え合わせ(4);
 }
 ```
 ```cs:Section_0100_00.xaml.cs