验证结束日期应该大于开始日期吗？... [英] Validate end date should be greater than start date?...

问题描述

datePicker.ascx
<asp:TextBox ID="txtDatePicker" runat="server"></asp:TextBox> 
    <asp:ImageButton runat="Server" ID="Image1" ImageUrl="~/Images/calendar.png" AlternateText="Click to show calendar" /> 
    <ajaxToolkit:CalendarExtender Format="dd/MM/yyyy" ID="CalendarExtender1" TargetControlID="txtDatePicker"  runat="server" PopupButtonID="Image1" />

register.aspx
<%@ Register Src="~/Modules/datePicker.ascx" TagName ="datePicker" TagPrefix ="uc1"  %>
Start Date   <uc1:datePicker ID="datePickerSD"  runat="server" >
End Date     <uc1:datePicker ID="datePickerED"  runat="server" />
 <asp:CustomValidator  ID="CustomValidator1"  ControlToValidate="datePickerED"
                      ErrorMessage="End date should be greater than start date" runat="server"

如何获得datePickerSD的clientid？

How to get clientid of datePickerSD?

推荐答案

解决：

Solved:

<asp:comparevalidator id="compareValidatorDate" runat="server" controltovalidate="datePickerED

txtDatePickercontroltocompare =datePickerSD

txtDatePicker" controltocompare="datePickerSD

txtDatePickercultureinvariantvalues =truexmlns：asp =＃unknown>
ErrorMessage =结束日期应大于开始日期Operator =GreaterThanEqualSetFocusOnError =falseType =StringDisplay =DynamicEnableClientScript =trueFont-Size =SmallForeColor = 红 >< / ASP：comparevalidator>

txtDatePicker" cultureinvariantvalues="true" xmlns:asp="#unknown"> ErrorMessage="End date should be greater than start date" Operator="GreaterThanEqual" SetFocusOnError="false" Type="String" Display="Dynamic" EnableClientScript="true" Font-Size="Small" ForeColor="Red"></asp:comparevalidator>

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