HTML5效果
<!DOCTYPE HTML> <html> <body> <form action="/example/html5/demo_form.asp" method="get"> <input type="input" name="user_search" placeholder="Search W3School" /> <input type="submit" /> </form> </body> </html>
placeholder的使用,布布扣,bubuko.com
placeholder的使用
原文:http://www.cnblogs.com/thebigdipper/p/3834024.html