火狐下刷新input不强制刷新

原因

火狐自带自动填写表单功能，

How to Turn Off Form Autocompletion
("https://developer.mozilla.org/en-US/docs/Web/Security/Securing_your_site/Turning_off_form_autocompletion")

解决

form上增加控制

<form method="post" action="/form" autocomplete="off">[…]</form>

元素上增加控制

<form method="post" action="/form"> […] 
<div> <label for="cc">Credit card:</label> 
<input type="text" id="cc" name="cc" autocomplete="off"> 
</div>
</form>