100      * @param string|int $index

   100      * @param string|int $index

   101      * @return mixed

   101      * @return mixed

   102      */

   102      */

   103     public function offsetGet($index)

   103     public function offsetGet($index)

   104     {

   104     {

   105         return $this->internalArray[(int) $index];

   106         return $this->internalArray[(int) $index];

   106     }

   107     }

   107 

   108 

   108     /**

   109     /**

   109      * @param string|int $index

   110      * @param string|int $index

   140      * @return mixed The current element value.

   141      * @return mixed The current element value.

   141      * @since 5.3.0

   142      * @since 5.3.0

   142      */

   143      */

   143     public function current()

   144     public function current()

   144     {

   145     {

   145         return current($this->internalArray);

   147         return current($this->internalArray);

   146     }

   148     }

   147 

   149 

   148     /**

   150     /**

   149      * Return current array index

   151      * Return current array index