| @@ -100,7 +100,7 @@ | ||
| 100 | 100 | * (PHP 5 >= 5.0.0)<br/> | 
| 101 | 101 | * Return the key of the current element | 
| 102 | 102 | * @link http://php.net/manual/en/iterator.key.php | 
| 103 | - * @return mixed scalar on success, or null on failure. | |
| 103 | + * @return integer scalar on success, or null on failure. | |
| 104 | 104 | */ | 
| 105 | 105 | public function key() | 
| 106 | 106 |      { | 
| @@ -19,7 +19,7 @@ | ||
| 19 | 19 | |
| 20 | 20 | /** | 
| 21 | 21 | * @param mixed|array $data | 
| 22 | - * @return false|int | |
| 22 | + * @return integer | |
| 23 | 23 | */ | 
| 24 | 24 | public function writeOne($data) | 
| 25 | 25 |      { |