<html><body><form action="/example/html5/demo_form.asp" method="get">First name: <input type="text" name="fname" /><br />Last name: <input type="text" name="lname" /><br /><button type="submit">提交</button><br /><button type="submit" formaction="/example/html5/demo_admin.asp">以管理员身份提交</button></form></body></html>