强制此页在代理服务器和本地不进行缓存!header('Cache-Control'.': '.'no-cache');//Forces caches to obtain a new copy of the page from the origin server header('Cache-Control'.': '.'no-store');//Directs caches not to store the page under any circumstance //在PHP里报错header('Expires'.': '.0);//Causes the proxy cache to see the page as 'stale' header('Pragma'.': '.'no-cache');//HTTP 1.0 backward compatibility
header('Cache-Control'.': '.'no-store');//Directs caches not to store the page under any circumstance
//在PHP里报错header('Expires'.': '.0);//Causes the proxy cache to see the page as 'stale'
header('Pragma'.': '.'no-cache');//HTTP 1.0 backward compatibility