如何实现具有层级关系的下拉菜单
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发布时间:2022-05-14 06:15
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时间:2023-10-08 17:10
<asp:SqlDataSource ID="ProctsFilteredByPriceDataSource" runat="server"
ConnectionString="<%$ ConnectionStrings:NORTHWNDConnectionString %>"
SelectCommand=
"SELECT ProctName, UnitPrice
FROM Procts
WHERE UnitPrice <= @MaximumPrice">
<SelectParameters>
<asp:ControlParameter ControlID="MaxPrice" Name="MaximumPrice"
PropertyName="Text" />
</SelectParameters>
</asp:SqlDataSource>