public function delete($key)
    {
        $filePath = $this->getFilePathFromKey($key);

        if (!file_exists($filePath)) {
            return false;
        }

        return unlink($filePath);
    }
public function delete($key)
    {
        $filePath = $this->getFilePathFromKey($key);

        if (!file_exists($filePath)) {
            return false;
        }

        return unlink($filePath);
    }
public function delete ( $ key ) { $ filePath = $ this -> getFilePathFromKey ( $ key ) ; if ( ! file_exists ( $ filePath ) ) { return false ; } return unlink ( $ filePath ) ; }
Remove a value from the cache.

@param string $key

@return bool
Remove a value from the cache .