<!DOCTYPE html>
<html>
<%
定義 cars 變數
cars=Request.Form("cars")
%>
<body>
<form action="demo_radiob.asp" method="post">
<p>請選擇您喜歡的汽車：</p>
<input type="radio" name="cars"
<%if cars="Volvo" then Response.Write("checked")%>
value="Volvo">沃爾沃
<br>
<input type="radio" name="cars"
<%if cars="Saab" then Response.Write("checked")%>
value="Saab">薩博
<br>
<input type="radio" name="cars"
<%if cars="BMW" then Response.Write("checked")%>
value="BMW">寶馬
<br><br>
<input type="submit" value="Submit" />
</form>
<%
if cars<>"" then
Response.Write("<p>您喜歡的汽車是： " & cars & "</p>")
end if
%>
</body>
</html>