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取決於所選Telerik的COMBOX項目我想顯示的標籤名和文本框時,即時通訊在aspx頁面寫這樣的代碼ASP標籤上可見的僞和Telerik的網格則取決於組合框中選擇項目
<telerik:GridTemplateColumn DataField="DeductionCode" Visible="false" UniqueName="DeductionCode" HeaderText="DeductionCode">
<ItemTemplate>
<asp:Label runat="server" Visible="false" ID="lblDeductionCode" Text='<%# Eval("DeductionCode") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<telerik:RadTextBox ID="txtDeductionCode" Visible = "false" runat="server" Text='<%# Bind("DeductionCode") %>' MaxLength="2"></telerik:RadTextBox>
<asp:RequiredFieldValidator ControlToValidate="txtDeductionCode" ID="rfvtxtDeductionCode" Display="Dynamic" runat="server" ></asp:RequiredFieldValidator>
<asp:RegularExpressionValidator id="revtxtDeductionCode"
ControlToValidate="txtDeductionCode"
ValidationExpression="^[a-zA-Z0-9'`-´\s]{2}$"
Display="Dynamic"
ErrorMessage="Please Enter 2 charecters only"
runat="server"
SetFocusOnError="True" />
</EditItemTemplate>
</telerik:GridTemplateColumn>
當im試圖寫在page_load lbldeduction = false標籤名稱顯示錯誤消息..另一種方式我試圖在selectedindexed函數上顯示錯誤和真正的編譯時間顯示錯誤像lbldeductioncode是空值,但texbox是工作很好,就像可見的虛假和真實..只有問題是我無法做到標籤名稱可見虛假和選定後的combox項目標籤名稱可見真..