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I want to design a UserControl and a ViewModel which represents this UserControl,I want to use this UserControl in MainWindow .

my ViewModel has a ObservableCollection Atribute, I want to bind this Atribute to listbox inside UserControl , but it did not show any thing when MainWindow show up,

who could give me a simple article about it?

1 solution

I solved it by myself, DataContext is key for do that
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