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我有一個asp下拉列表,我試圖驗證它,但驗證只是不工作。驗證下拉列表使用所需的字段驗證程序不工作
我的下拉列表,並驗證:
<asp:DropDownList CssClass="form-control"
runat="server" ID="cmb_Addresses"
ValidationGroup="ShippingAddress">
</asp:DropDownList>
<asp:RequiredFieldValidator ControlToValidate="cmb_Addresses"
ValidationGroup="ShippingAddress"
InitialValue="0"
Display="dynamic"
ErrorMessage='Please select an address'
runat="server"/>
這裏是填充下拉方法:
private void SetupAddresses()
{
var accountService = new AccountService();
var userService = new UserService();
var username = userService.GetLoggedInUser();
var addresses = accountService.GetAddressesForUser(username);
cmb_Addresses.Items.Clear();
cmb_Addresses.Items.Add(new System.Web.UI.WebControls.ListItem("--Please Select--", "0"));
foreach (var address in addresses)
{
cmb_Addresses.Items.Add(new System.Web.UI.WebControls.ListItem(address.Name, GetAddressValue(address)));
}
}
我已經嘗試了所有我已經在網絡上找到,但他們沒有工作的建議。
呵呵,方法被調用的!的IsPostBack