


缓存头不起作用<meta http-equiv="Cache-Control" content="max-age=7200" />该怎么处理
缓存头不起作用
有个问题请教下
在html页面加这句没用不知道什么原因
或有没有什么方法控制单个静态页面缓存时间的方法啊
------解决方案--------------------
------解决方案--------------------
你怎么用的
------解决方案--------------------
看了一下 好像是没起什么作用,甚少用到这个参数,看看是否有其他人能帮你吧。抱歉
------解决方案--------------------
亲,可以试试这个哦.
具体用法可以参考PHP手册的header
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT');

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