RequiredFieldValidator et dropdownlist
Bonjour, je rempli mon drop down list comme cela :
Code:
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| <asp:DropDownList ID="ddlCategorie2" runat="server" AppendDataBoundItems="true" ValidationGroup="pouet">
</asp:DropDownList>
<asp:CascadingDropDown
ID="CascadingDropDown33"
runat="server"
Category="Categorie"
TargetControlID="ddlCategorie2"
PromptText="-Select Categorie-"
PromptValue = "-1"
LoadingText="Loading Categories.."
ServicePath="~/WSCat.asmx"
ServiceMethod="GetCategories">
</asp:CascadingDropDown> |
j'ai ajouté un :
Code:
<asp:RequiredFieldValidator ID="rfvDrop" runat="server" ControlToValidate="ddlCategorie2" InitialValue="-1" Text="Required" Display="Dynamic" ValidationGroup="pouet" />
mais ca ne marche pas, que dois je faire ?