The Expires header specifies a Greenwich Mean Time (GMT) expiry.
Expires报头用于指定格林尼治标准时间(GreenwichMean Time,GMT)有效期。
Note: the cache-control max-age and s-maxage will override the Expires header.
注意：cache - control max -age和s - maxage将覆盖Expires头部。
You can probably safely set the Expires header a few months in the future.
你可以很安全地把Expires文件头设置为未来的几个月。
An Expires header can be used on all your scripts, CSS, and images as well.
Expires header可以在所有的图片，脚本与css上使用。
For static components: implement "Never expire" policy by setting far future Expires header.
为静态的组件：通过设置远的将来实现永不过期策略过期标头。
Using a far future Expires header affects page views only after a user has already visited your site.
一个用户已访问过您的网站后，才使用远未来的Expires标题会页意见的影响。
Set Expires header with what you feel comfortable (since you cannot rename it if you decide to change it).
设置与你感觉舒适(因为如果您决定更改它，您不能重命名)Expires标题。
A web server USES the Expires header in the HTTP response to tell the client how long a component can be cached.
一个web服务器使用HTTP响应中的Expires标题告诉的客户多长时间的一个组件可以被缓存。
This is a far future Expires header, telling the browser that this response won't be stale until April 15, 2010.
这是告诉浏览器此响应不到 2010 年4 月15陈旧的远未来的Expires 标题。
The browser knows how long to cache a particular file because the response that returned the file contained an Expires header.
服务器的响应中包含了静态文件保存的期限 信息，所以浏览器知道要把它们缓存多长时间。
Keep in mind, if you use a far future Expires header you have to change the component's filename whenever the component changes.
请牢记情况下，如果您使用您需要更改组件的文件名，只要该组件更改的远未来Expires标头。我们谨此陈yahoo ！
Even if your components have a far future Expires header, a conditional GET request is still made whenever the user hits Reload or Refresh.
即使您的组件具有远的未来过期标头，一个条件GET请求仍付款时，用户点击Reload或刷新。
A first-time visitor to your page may have to make several HTTP requests, but by using the Expires header you make those components cacheable.
首次访客到的网页可能要几个的HTTP请求，但通过使用Expires标题您使这些组件缓存。
The following.htaccess entry sets a far future expires header sometime in 2010 for file types such as.ico,.pfd,.flv (Flash source files),.jpg,.png, etc.
下面的。htaccess .为ico，. pf d，. flv (Flash类型文件)，. j pg，. png等设置了2010到期的遥远的期限。
When you use an Expires Header, you can cache those elements on the user’s local machine, not only increasing their speed, but also saving you bandwidth.
当你使用了Expires Header,你可以在用户的本地机器对这些元素进行缓存，不仅提高了他们的访问速度，也节省了你的带宽。
Firefox handles the lack of an Expires header differently. If there is a Last-Modified response header it USES a heuristic expiration value as specified in the HTTP 1.1 spec rfc2616.
Firefox处理缺失expires头的方式不同。如果影响中有Last - Modified头它就会使用HTTP 1.1规范RFC2616中指定的一个尝试性的过期值。
The Expires entity header field gives the date and time after which the response is considered stale.
Expires头部字段提供一个日期和时间，响应在该日期和时间后被认为失效。
Add Expires and max-age directive of Cache-Control HTTP Header in server responses.
在HTTP头信息里加入缓存控制过期和最大存活时间标记。
Add Expires and max-age directive of Cache-Control HTTP Header in server responses.
在HTTP头信息里加入缓存控制过期和最大存活时间标记。
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