UIElementCollection.Clear Method
.NET Framework 4
Removes all elements from a UIElementCollection.
Assembly: PresentationFramework (in PresentationFramework.dll)
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.
void AddButton(object sender, MouseButtonEventArgs e) { sp1.Children.Clear(); btn = new Button(); btn.Content = "New Button"; sp1.Children.Add(btn); }
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.