Validation By Function ASP.Net

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<%@ Page Language=VB Debug=true %>


Comparing a Field to a Date Data Type using the CompareValidator Control





Please enter a Date:

    id="txtDate" 
    runat=server 
/>
    id="cvCheckDate" 
    controltovalidate="txtDate" 
    operator="DataTypeCheck" 
    type="Date" 
    runat="server"
>
    You must enter a date!



    id="butOK"
    text="OK"
    type="Submit"
    runat="server"
/>