Reset dropdown after save

Question

Hi

I hav dropdown in code 

<asp:DropDownList ID="DropDownList1" runat="server" >  

            <asp:ListItem Value="0">Please Select</asp:ListItem>  

            <asp:ListItem Value="1">New Delhi </asp:ListItem>  

           <asp:ListItem Value="2">Greater Noida</asp:ListItem>  

         <asp:ListItem Value="3">NewYork</asp:ListItem>  

    </asp:DropDownList>  

 

After Button click I am saving this dropdown value, but after saving I want to reset dropdown and want selected item Please Select

 

Thank you