Interface Yiisoft\HttpMiddleware\HttpCache\CacheControlProvider\CacheControlProviderInterface

All Classes | Methods

Implemented by	Yiisoft\HttpMiddleware\HttpCache\CacheControlProvider\ConstantCacheControlProvider, Yiisoft\HttpMiddleware\HttpCache\CacheControlProvider\NullCacheControlProvider

Interface for Cache-Control header value providers. Given a request, it generates a header value.

Public Methods

Method	Description	Defined By
get()	Returns a cache control header value for the given server request.	Yiisoft\HttpMiddleware\HttpCache\CacheControlProvider\CacheControlProviderInterface

get() public abstract method

Returns a cache control header value for the given server request.

public abstract string\|null get ( \Psr\Http\Message\ServerRequestInterface $request )
$request	\Psr\Http\Message\ServerRequestInterface	The server request for which to generate the cache control value.
return	string\|null	The cache control header value or null if no cache control is applicable.

                public function get(ServerRequestInterface $request): ?string;