下拉框比较符

<dxe:ComboBoxEdit Name="cbeAgeOperator" IsTextEditable="False"
IsEnabled="False" Grid.Row="0" Grid.Column="2" Margin="2"
VerticalAlignment="Center"
EditValue="{Binding AgeOperator}">

<dxe:ComboBoxEditItem>&lt;</dxe:ComboBoxEditItem>
<dxe:ComboBoxEditItem>&gt;</dxe:ComboBoxEditItem>
<dxe:ComboBoxEditItem>=</dxe:ComboBoxEditItem>
<dxe:ComboBoxEditItem>&lt;=</dxe:ComboBoxEditItem>
<dxe:ComboBoxEditItem>&gt;=</dxe:ComboBoxEditItem>
<dxe:ComboBoxEditItem>&lt;&gt;</dxe:ComboBoxEditItem>
</dxe:ComboBoxEdit>

下拉框比较符

原文：http://www.cnblogs.com/quietwalk/p/3531615.html