<!DOCTYPE HTML>
<html>
<body> <form action="/example/html5/demo_form.asp">
网页：<input type="url" list="url_list" name="link" />
<datalist id="url_list">
<option label="W3School" value="http://www.w3school.com.cn" />
<option label="Google" value="http://www.google.com" />
<option label="Microsoft" value="http://www.microsoft.com" />
</datalist>
<input type="submit" />
</form> </body>
</html>
效果截图: