How to count the no. of times the given character in second TextBox appears in First Textbox and add the index and matched character to ListBox
MainWindow <Window x:Class="WPFWorldTutorial.Views.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:prism="http://prismlibrary.com/" prism:ViewModelLocator.AutoWireViewModel="True"> <Grid> <StackPanel Orientation="Vertical"> <TextBox Text="{Binding Text}" Height="25" Margin="5"/> <TextBox Text="{Binding CharToMatch}" Height="25" Margin="5"/> <Button Content="Match" Command="{Binding MatchCharCommand}" Width="100" Margin="5"/> <ListBox ItemsSource="{Binding MatchedInfo}"> <ListBox.Style> <Style TargetType="ListBox"> &l