diff --git a/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml b/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml
index 835e2e9..3712991 100644
--- a/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml
+++ b/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml
@@ -8,20 +8,23 @@
                 
             </Button>
             <Label x:Name="lbl1" Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Bold"/>
-            <Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Bold" HorizontalTextAlignment="End"/>
-            <Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Bold" HorizontalTextAlignment="Start"/>
-            <Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Italic" HorizontalTextAlignment="Center"/>
-            <Label Text="This is 30 Lable" TextColor="Red" BackgroundColor="LightPink" FontSize="30" HorizontalTextAlignment="Center"/>
+            <!--<Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Bold" HorizontalTextAlignment="End"/>-->
+            <!--<Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Bold" HorizontalTextAlignment="Start"/>-->
+            <!--<Label Text="This is Lable" TextColor="DarkSlateBlue" BackgroundColor="LightPink" FontSize="Large" FontAttributes="Italic" HorizontalTextAlignment="Center"/>-->
+            <!--<Label Text="This is 30 Lable" TextColor="Red" BackgroundColor="LightPink" FontSize="30" HorizontalTextAlignment="Center"/>-->
 
-            <Entry Placeholder="Input Text" TextColor="Salmon" FontSize="Large" FontAttributes="Bold" Keyboard="Text"/>
-            <Entry Placeholder="Input Number" BindingContext="{x:Reference stepper1}" TextColor="Red" FontSize="{Binding Value}" FontAttributes="Bold" Keyboard="Numeric"/>
-            <Editor Placeholder="Input Message" BindingContext="{x:Reference slider1}" Rotation="{Binding Value}" TextColor="Red" BackgroundColor="{OnPlatform Android=Blue,UWP=White}" FontSize="{Binding Value}" FontAttributes="Bold" HeightRequest="100"/>
+            <Entry x:Name="entryText" Placeholder="Input Text" TextColor="Salmon" FontSize="Large" FontAttributes="Bold" Keyboard="Text"/>
+            <Entry x:Name="entryNum" Placeholder="Input Number" BindingContext="{x:Reference stepper1}" TextColor="Red" FontSize="{Binding Value}" FontAttributes="Bold" Keyboard="Numeric"/>
+            <Editor x:Name="editor" Placeholder="Input Message" BindingContext="{x:Reference slider1}" Rotation="{Binding Value}" TextColor="Red" BackgroundColor="{OnPlatform Android=Blue,UWP=White}" FontSize="{Binding Value}" FontAttributes="Bold" HeightRequest="100"/>
 
             <Slider x:Name="slider1" Maximum="100" Minimum="0" Value="0" MinimumTrackColor="Salmon" MaximumTrackColor="DarkRed"/>
             <Stepper x:Name="stepper1" Maximum="50" Minimum="5" Increment="5" Value="20" ValueChanged="stepper1_ValueChanged"/>
             <ProgressBar x:Name="pb1" ProgressColor="Orange"/>
             <ProgressBar x:Name="pb2" ProgressColor="Red"/>
             <ProgressBar x:Name="pb3" ProgressColor="Green"/>
+            <SearchBar x:Name="searchBar" Placeholder="Search" TextChanged="searchBar_TextChanged"/>
+            <Switch x:Name="switch" ThumbColor="Tomato" OnColor="Gray" IsToggled="True" HorizontalOptions="StartAndExpand" Toggled="switch_Toggled"/>
+            <CheckBox x:Name="checkBox" Color="CornflowerBlue" CheckedChanged="checkBox_CheckedChanged"/>
         </StackLayout>
     </ContentPage.Content>
 </ContentPage>
\ No newline at end of file
diff --git a/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml.cs b/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml.cs
index 58e75db..ea2eccc 100644
--- a/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml.cs
+++ b/XamarinStudy/XamarinStudy/XamarinStudy/Views/SampleElementPage1.xaml.cs
@@ -29,9 +29,31 @@ namespace XamarinStudy.Views
 		private void stepper1_ValueChanged(object sender, ValueChangedEventArgs e)
 		{
 			lbl1.Text = e.NewValue.ToString("N2");
-			pb1.ProgressTo(e.NewValue/100, 1000, Easing.SpringIn);
-			pb2.ProgressTo(e.NewValue/100, 1000, Easing.SpringOut);
-			pb3.ProgressTo(e.NewValue/100, 1500, Easing.BounceOut);
+			pb1.ProgressTo(e.NewValue / 100, 1000, Easing.SpringIn);
+			pb2.ProgressTo(e.NewValue / 100, 1000, Easing.SpringOut);
+			pb3.ProgressTo(e.NewValue / 100, 1500, Easing.BounceOut);
+		}
+
+		private void searchBar_TextChanged(object sender, TextChangedEventArgs e)
+		{
+			if (string.IsNullOrEmpty(e.NewTextValue) || string.IsNullOrEmpty(editor.Text))
+				return;
+
+			char a = e.NewTextValue[0];
+			int count = editor.Text.Count(x => x == a);
+			entryNum.Text = count.ToString();
+		}
+
+		private void switch_Toggled(object sender, ToggledEventArgs e)
+		{
+			entryText.Text = e.Value.ToString();
+			entryText.IsEnabled = e.Value;
+		}
+
+		private void checkBox_CheckedChanged(object sender, CheckedChangedEventArgs e)
+		{
+			entryText.Text = e.Value.ToString();
+			entryText.IsEnabled = e.Value;
 		}
 	}
 }
\ No newline at end of file