function CacheItemInterface::getKey

Returns the key for the current cache item.

The key is loaded by the Implementing Library, but should be available to the higher level callers when needed.

Return value

string The key string for this cache item.

File

vendor/psr/cache/src/CacheItemInterface.php, line 35

Class

CacheItemInterface

CacheItemInterface defines an interface for interacting with objects inside a cache.

Namespace

Psr\Cache

Code

public function getKey() : string;