xamarin forms - Open the Form ByName sample app

/////******* mainpage.xaml.cs  

 async void OnButtonClicked(object sender, EventArgs e)

        {

            try

            {

            Button btn = (Button)sender;

            string id = btn.StyleId;

            Assembly assembly = GetType().GetTypeInfo().Assembly;

            Type pageType = assembly.GetType("AppOpentheFormByName." + id);

            Page page = (Page)Activator.CreateInstance(pageType);

            await Navigation.PushAsync(page);

            }

            catch (Exception ex)

            {

                var s = ex.Message;

            }

        }

///////////*********MainPage.xaml

 <?xml version="1.0" encoding="utf-8" ?>

<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"

             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"

             x:Class="AppOpentheFormByName.MainPage">

    <StackLayout>

        <Frame BackgroundColor="#2196F3" Padding="24" CornerRadius="0">

            <Label Text="Welcome to Xamarin.Forms!" HorizontalTextAlignment="Center" TextColor="White" FontSize="36"/>

        </Frame>

        <Label Text="Start developing now" FontSize="Title" Padding="30,10,30,10"/>

        <Button Text="Open Page1"

                StyleId="Page1"

                Font="Large"

                BorderWidth="1"

                HorizontalOptions="Center"

                VerticalOptions="CenterAndExpand"

                Clicked="OnButtonClicked" />

        

        

    </StackLayout>

</ContentPage>

///////////********* app.xaml.cs

  public App()

        {

            InitializeComponent();

            //MainPage = new MainPage();

            MainPage = new NavigationPage(new MainPage());//because navigate other pages from mainpage.

        }

//////*********** GitHub public :

https://github.com/doktoralban/AppOpentheFormByName