VAR row = [{ "code": "1", "model": "APOLLO" }, { "code": "2", "model": "APOLLO M/B1"}]; for (var i = 0; i < row.length; i++) { 　　var addOption = document.createElement("option"); 　　addOption.text = row[i]["model"]; 　　addOption.value = row[i]["model"]; 　　document.getElementById("ddlModel").add(addOption); }

 <asp:DropDownList ID="ddlModel" name="ddlModel" runat="server" Font-size="9pt" Width="105px" 　　CssClass="DropDownList"> </asp:DropDownList>