& ltComboBoxItem?Content=\"-請選擇-\" & gt;& lt/combobox item & gt;& ltComboBoxItem?Con" />
& ltComboBox?Margin="10 "?Width="150 "?SelectedIndex="0 "?Name="combobox " >
& ltComboBoxItem?Content="-請選擇-" & gt;& lt/combobox item & gt;
& ltComboBoxItem?Content= "Data 1 " >& lt/combobox item & gt;
& ltComboBoxItem?Content = " data2 " > & lt/combobox item & gt;
& ltComboBoxItem?Content = " Data3 " > & lt/combobox item & gt;
& lt/ComboBox & gt;