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foreach (String s in myStringList)
{
}

for (String s : myStringList)
{
}

<Window x:Class="DataBindingDemo.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="DataBindingDemo" 
    Height="150" 
    Width="300">
    <Grid ShowGridLines="True">
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="75"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="*"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>
        <Label x:Name="FirstnameLabel" 
               Content="Firstname" 
               Grid.Column="0" 
               Grid.Row="0"/>
        <Label x:Name="LastnameLabel" 
               Content="Lastname" 
               Grid.Column="0" 
               Grid.Row="1"/>
        <TextBox x:Name="FirstnameTextBox" 
                 Grid.Column="1" 
                 Grid.Row="0"/>
        <TextBox x:Name="LastnameTextBox" 
                 Grid.Column="1" 
                 Grid.Row="1"/>
        <Button x:Name="ShowValuesButton" 
                Grid.Column="1" 
                Grid.Row="2" 
                Content="Show Values"/>
    </Grid>
</Window>

public class Person
{
    public string Firstname { get; set; }
    public string Lastname { get; set; }

    public Person(string firstname, string lastname)
    {
        Firstname = firstname;
        Lastname = lastname;
    }
}

public partial class Window1 : Window
{
    private Person p;

    public Window1()
    {
        InitializeComponent();

        Init();
    }

    private void Init()
    {
        ShowValuesButton.Click += 
            new RoutedEventHandler(ShowValuesButton_Click);

        p = new Person("Norbert", "Eder");
        Binding firstBinding = new Binding();
        firstBinding.Source = p;
        firstBinding.Path = new PropertyPath("Firstname");

        FirstnameTextBox.SetBinding(TextBox.TextProperty, firstBinding);

        Binding lastBinding = new Binding();
        lastBinding.Source = p;
        lastBinding.Path = new PropertyPath("Lastname");

        LastnameTextBox.SetBinding(TextBox.TextProperty, lastBinding);
    }

    void ShowValuesButton_Click(object sender, RoutedEventArgs e)
    {
        MessageBox.Show(
            String.Format("Lastname: {0} -- Firstname: {1}", 
                p.Lastname, 
                p.Firstname));
    }
}

private void ChangeZOrder(bool bringToFront)
{

    int iNewIndex = -1;
    Canvas parentElement = (Canvas)_parentElement;
    if (bringToFront)
    {
        foreach (UIElement elem in parentElement.Children)
            if (elem.Visibility != Visibility.Collapsed)
                ++iNewIndex;
    }
    else
    {
        iNewIndex = 0;
    }

    int iOffset = (iNewIndex == 0) ? +1 : -1;
    int iElemCurIndex = Canvas.GetZIndex(this);

    foreach (UIElement child in parentElement.Children)
    {
        if (child == this)
            Canvas.SetZIndex(this, iNewIndex);
        else
        {
            int iZIndex = Canvas.GetZIndex(child);

            if (bringToFront && iElemCurIndex < iZIndex ::
                !bringToFront && iZIndex < iElemCurIndex)
            {
                Canvas.SetZIndex(child, iZIndex + iOffset);
            }
        }
    }
}

public void BringToFront()
{
    ChangeZOrder(true);
}

public void SendToBack()
{
    ChangeZOrder(false);
}

UIElement parent = VisualTreeHelper.GetParent(myElement);

<Canvas x:Name="LayoutRoot" Background="Yellow">
    <ListBox 
        Width="100" 
        Height="100" 
        Canvas.Left="352" 
        Canvas.Top="192" 
        IsSynchronizedWithCurrentItem="True"/>
</Canvas>

Canvas canvas=new Canvas();
canvas.Background=Brushes.Yellow;

ListBox lbx=new ListBox();
lbx.Width=100;
lbx.Height=100;
lbx.IsSynchronizedWithCurrentItem=true;
Canvas.SetLeft(lbx,352);
Canvas.SetTop(lbx,192);
canvas.Children.Add(lbx);

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