Tree View in WPF

If you want to create a simple tree View in WPF. Just add TreeView control on your page and add items in either using XAML or from code behind.

 <TreeView>
    <TreeViewItem Header="ASIA">
        <TreeViewItem Header="INDIA"></TreeViewItem>
        <TreeViewItem Header="PAKISTAN"></TreeViewItem>
        <TreeViewItem Header="SRI LANKA"></TreeViewItem>
    </TreeViewItem>
    <TreeViewItem Header="South America">
        <TreeViewItem Header="Argentina"></TreeViewItem>     
        <TreeViewItem Header="Uruguay"></TreeViewItem>

         <TreeViewItem Header="Brazil"></TreeViewItem>

 </TreeViewItem>
 </TreeView>

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http://www.c-sharpcorner.com/UploadFile/mahesh/treeview-in-wpf/