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rangevalidator 2

代码：

<script  runat="server">


Sub submit(sender As Object, e As EventArgs)


If Page.IsValid Then


   lbl1.Text="Page is valid."


Else


   lbl1.Text="Page is not valid!!"


End If


End Sub


</script>


 


<!DOCTYPE html>


<html>


<body>


 


<form runat="server">


Enter a number from 1 to 100:


<asp:TextBox id="tbox1" runat="server" />


<br><br>


<asp:Button Text="Submit" OnClick="submit" runat="server" />


<br><br>


<asp:Label id="lbl1" runat="server" />


<br>


<asp:RangeValidator


ControlToValidate="tbox1"


MinimumValue="1"


MaximumValue="100"


Type="Integer"


EnableClientScript="false"


Text="The value must be from 1 to 100!"


runat="server" />


</form>


 


</body>


</html>

结果：

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