src/xPDO/Cache/xPDOCacheManager.php
public function delete($key, $options = array()) {
        $return= false;
        if ($cache = $this->getCacheProvider($this->getOption(xPDO::OPT_CACHE_KEY, $options), $options)) {
            $return= $cache->delete($key, $options);
        }
        return $return;
    }
public function delete($key, $options = array()) {
        $return= false;
        if ($cache = $this->getCacheProvider($this->getOption(xPDO::OPT_CACHE_KEY, $options), $options)) {
            $return= $cache->delete($key, $options);
        }
        return $return;
    }
public function delete ( $ key , $ options = array ( ) ) { $ return = false ; if ( $ cache = $ this -> getCacheProvider ( $ this -> getOption ( xPDO :: OPT_CACHE_KEY , $ options ) , $ options ) ) { $ return = $ cache -> delete ( $ key , $ options ) ; } return $ return ; }
Delete a key-value pair from a cache provider.

@access public
@param string $key A unique key identifying the item being deleted.
@param array $options Additional options for the cache deletion.
@return boolean True if the deletion was successful.
Delete a key - value pair from a cache provider .