php header( cache-control no-cache must-revalidate )

 

 

 

 

PHP, Web and Mobile development. php: howto control page caching header.The Cache-Control HTTP Headers is part of the HTTP 1.1 standard. Here you are an example: Cache-Control: max-age3600, must-revalidate. header("Cache-Control: no-cache, must-revalidate") You can add these lines just before the first issue of your PHP script into your pages. With this, you tell the browser, that it should not cache the page and it should request the contents every time again. Many proxies and clients can be forced to disable caching with:

PHP. JavaScript. DISABLE CACHING Header set Cache-Control "no- cache, no-store, must-revalidate" Header set Pragma "no-cache" Header set Expires 0 . raw download clone embed report print PHP 3.20 KB. Often PHP scripts generate dynamic content which should not be cached by the client browser or any proxy caches existing between the server and the client browser. Cache-Control: no-cache, no-store, must-revalidate. Caching static assets.

For the files in the application that will not change, you can usually add aggressive caching by sending the response header below. PHP scripts often generate dynamic content that must not be cached by the client browser or any proxy caches between the server and the client browser. Many proxies and clients can be forced to disable caching with: IE browser goes on CACHING THE PAGE!!! Many proxies and clients can be forced to disable caching with: query(sql) if (rowobj->queryfetch(0)) else header(Location: /check/noaccess.html) ?> So then at every php file, I will have a pageid and will check if the user is allowed access to that page based on users AccessID Core developers. Help Change header("Cache-Control: no-store, no-cache, must-revalidate")In which index.php file ( they are in all directories ) should I change current. header("Cache-Control: no-store, no-cache, must-revalidate") into. PHP scripts often generate dynamic content that must not be cached by the client browser or any proxy caches between the server and the client browser. Many proxies and clients can be forced to disable caching with: Header set Access-Control-Allow-Origin Header set Access-Control-Allow-Methods: GET Header set Access-Control-Allow- Headers only happen at logout, and not every time the home page is visited?According to comment 180 Google Chrome needs no-store to be set in the Cache-Control header. D6: Cache-Control: store, no-cache, must-revalidate, post-check0 How to enable browser caching for my site? Do I just put cache-control:public somewhere up in my header like this?Header set Cache-Control "max-age600, private, must-revalidate" Header set Cache-Control "max-age86400, public, must-revalidate" . Use the PHP snippet below to make the resource expiry immediately, place this at the top of your PHP file. header("Content-Type: application/json") header("Expires: 0") header("Last-Modified: " . gmdate("D, d M Y H:i:s") .

" GMT") header("Cache- Control: no-store, no-cache, must-revalidate" PHP scripts often generate dynamic content that must not be cached by the client browser or any proxy caches between the server and the client browser. Many proxies and clients can be forced to disable caching with: FileETag None Header unset ETag Header set Cache- Control max-age0, no-cache, no-store, must-revalidate Header set Pragma no- cache Header set Expires Wed, 11 Jan 1990 05:00:00 GMTHTTP cache control on a dynamic PHP page | Yin Yang Source saysAccess-Control-Allow-Headers "origin, x-requested-with, content-type" Header add Access-Control-Allow-Methods "PUT, GET, POST, DELETE, OPTIONS" Header add Cache-Control "no-cache, must-revalidate" Header add Expires "Mon, 26 Jul 1997 05:00 If no validator (an ETag or Last-Modified header) is present on a response, and it doesnt have any explicit freshness information, it will usually — but not always — be considered uncacheable.

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