wpf ComboBox SelectionChangeg获取改变后的值
private void CmbL_SelectionChanged(object sender, SelectionChangedEventArgs e) { string 改变后的值= e.AddedItems[1].ToString()； }
private void CmbL_SelectionChanged(object sender, SelectionChangedEventArgs e) { string 改变后的值= e.AddedItems[1].ToString()； }