菜鸟学堂
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源代码
<!DOCTYPE html> <html> <body> <form runat="server"> <table> <tr> <td> <table bgcolor="#b0c4de" cellspacing="10"> <tr> <td align="right">Name:</td> <td><asp:TextBox id="txt_name" runat="server"/></td> <td> <asp:RequiredFieldValidator ControlToValidate="txt_name" ErrorMessage="Name" Text="*" runat="server"/> </td> </tr> <tr> <td align="right">Card Type:</td> <td> <asp:RadioButtonList id="rlist_type" RepeatLayout="Flow" runat="server"> <asp:ListItem>Diners</asp:ListItem> <asp:ListItem>MasterCard</asp:ListItem> <asp:ListItem>Visa</asp:ListItem> </asp:RadioButtonList> </td> <td> <asp:RequiredFieldValidator ControlToValidate="rlist_type" ErrorMessage="Card Type" InitialValue="" Text="*" runat="server"/> </td> </tr> <tr> <td></td> <td><asp:Button id="b1" Text="Submit" runat="server"/></td> <td></td> </tr> </table> </td> </tr> </table> <br> <asp:ValidationSummary HeaderText="You must enter a value in the following fields:" DisplayMode="BulletList" EnableClientScript="true" runat="server"/> </form> </body> </html>
运行结果
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菜鸟学堂 edu.jb51.net