demo_rangevalidator2 在线工具
<html> <body> <form runat="server"> Enter a number from 1 to 100: <asp:TextBox id="tbox1" runat="server" /> <asp:Button Text="Submit" OnClick="submit" runat="server" /> <asp:Label id="lbl1" runat="server" /> <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>