Listbox selected item

file5.cs

 //Selection changed event handler for listbox
        private void Selectionchanged_Eventhandler_of_Listbox(object sender, SelectionChangedEventArgs e)
        {
            //Get the data object that represents the current selected item
            Resultclass myobject = (sender as ListBox).SelectedItem as Resultclass;

            //Checking whether that it is not null 
            if (myobject != null)
            {
                //Now you can get the name and marks of selected student from the myobject

                //Display the name and marks of Selected Student in the textblocks given below the listbox.
                Studentnameblock.Text = myobject.name;
                marksblock.Text = myobject.marks.ToString(); ;

            }

        }