public static function handleSetMultiByKey($memcached, $serverKey, $items)
    {
        return [
            'attributes' => [
                'serverKey' => $serverKey,
                'key' => implode(',', array_keys($items))
            ],
            'kind' => Span::KIND_CLIENT
        ];
    }
public static function handleSetMultiByKey($memcached, $serverKey, $items)
    {
        return [
            'attributes' => [
                'serverKey' => $serverKey,
                'key' => implode(',', array_keys($items))
            ],
            'kind' => Span::KIND_CLIENT
        ];
    }
public static function handleSetMultiByKey ( $ memcached , $ serverKey , $ items ) { return [ 'attributes' => [ 'serverKey' => $ serverKey , 'key' => implode ( ',' , array_keys ( $ items ) ) ] , 'kind' => Span :: KIND_CLIENT ] ; }
Extract key attribute from a setMulti command

@internal
@param \Memcached $memcached
@param string $serverKey The key identifying the server to store the value on or retrieve it from.
@param array $items The items being set in memcached.
@return array

@access private
Extract key attribute from a setMulti command