源代码:
<html> <body> <form runat="server"> <asp:RadioButtonList id="radiolist1" runat="server"> <asp:ListItem selected="true">Item 1</asp:ListItem> <asp:ListItem>Item 2</asp:ListItem> <asp:ListItem>Item 3</asp:ListItem> <asp:ListItem>Item 4</asp:ListItem> </asp:RadioButtonList> <asp:Button text="Submit" OnClick="submit" runat="server"/> <p><asp:Label id="Label1" runat="server"/></p> </form> </body> </html>
运行结果：
<html> <body> <form runat="server"> <asp:RadioButtonList id="radiolist1" runat="server"> <asp:ListItem selected="true">Item 1</asp:ListItem> <asp:ListItem>Item 2</asp:ListItem> <asp:ListItem>Item 3</asp:ListItem> <asp:ListItem>Item 4</asp:ListItem> </asp:RadioButtonList> <asp:Button text="Submit" OnClick="submit" runat="server"/> <p><asp:Label id="Label1" runat="server"/></p> </form> </body> </html>