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UIElementCollection.Clear Method

Removes all elements from a UIElementCollection.

Namespace: System.Windows.Controls
Assembly: PresentationFramework (in presentationframework.dll)

public virtual void Clear ()
public void Clear ()
public function Clear ()
You cannot use methods in XAML.

The following example uses the Clear method to clear child content from a parent StackPanel. You do this by using the Children property, which is of type UIElementCollection. For the complete sample, see Using Elements Sample.

void AddButton(object sender, MouseButtonEventArgs e)
{
    sp1.Children.Clear();
    btn = new Button();
    btn.Content = "New Button";
    sp1.Children.Add(btn);
}

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0

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