源代码:
<html> <FONT COLOR=#ff0000><% dim cars cars=Request.Form("cars") %></FONT> <body> <form action="demo_radiob.asp method="post"> <p>Please select your favorite car:</p> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="Volvo" then Response.Write("checked")%></FONT> value="Volvo">Volvo</input> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="Saab" then Response.Write("checked")%></FONT> value="Saab">Saab</input> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="BMW" then Response.Write("checked")%></FONT> value="BMW">BMW</input> <input type="submit" value="Submit" /> </form> <FONT COLOR=#ff0000><% if cars<>"" then Response.Write("<p>Your favorite car is: " & cars & "</p>") end if %></FONT> </body> </html>
运行结果：
<html> <FONT COLOR=#ff0000><% dim cars cars=Request.Form("cars") %></FONT> <body> <form action="demo_radiob.asp method="post"> <p>Please select your favorite car:</p> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="Volvo" then Response.Write("checked")%></FONT> value="Volvo">Volvo</input> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="Saab" then Response.Write("checked")%></FONT> value="Saab">Saab</input> <input type="radio" name="cars" <FONT COLOR=#ff0000><%if cars="BMW" then Response.Write("checked")%></FONT> value="BMW">BMW</input> <input type="submit" value="Submit" /> </form> <FONT COLOR=#ff0000><% if cars<>"" then Response.Write("<p>Your favorite car is: " & cars & "</p>") end if %></FONT> </body> </html>