c# - How can I multiply values from 2 dropdown lists in asp.net and display the results in a text box? -
i have lot of dropdown lists building insurance app. each list has number of options given multiplier value. question how can multiply these values separate dropdown lists give myself final multiplier value in textbox? want use whatever value picked each dropdown list. the lists formatted follows <asp:dropdownlist id="points" runat="server"> <asp:listitem value="1.00">0</asp:listitem> <asp:listitem value="1.05">1</asp:listitem> <asp:listitem value="1.10">2</asp:listitem> <asp:listitem value="1.18">3</asp:listitem> <asp:listitem value="1.25">4</asp:listitem> <asp:listitem value="1.32">5</asp:listitem> <asp:listitem value="1.40">6</asp:listitem> <asp:listitem value="1.47">7</asp:listitem> <asp:listitem value="1.55">8</