利用浏览器缓存 [英] Leverage browser caching

问题描述

据：<一href=\"http://$c$c.google.com/speed/page-speed/docs/caching.html#LeverageBrowserCaching\">http://$c$c.google.com/speed/page-speed/docs/caching.html#LeverageBrowserCaching我应该使用浏览器缓存。但是，我不知道怎么办。

According to: http://code.google.com/speed/page-speed/docs/caching.html#LeverageBrowserCaching I should be using browser caching. However, I don't know how.

我简单地添加某些标记成HTML部分？或者是事情的东西，我需要通过发送给服务器到客户端？东西用PHP头呢？

Do I simply add certain tags into the html section? Or is thing something I need to send via to server to the client? something to do with php headers?

推荐答案

缓存通过各种HTTP标头的控制。你应该阅读马克诺丁汉的缓存教程网络作家和网站管理员。您可以使用头功能从PHP输出文件设置HTTP标头。

Caching is controlled via a variety of HTTP headers. You should read Mark Nottingham's Caching Tutorial for Web Authors and Webmasters. You can set HTTP headers for documents outputted from PHP using the header function.

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