<pre><code class="language-c">ssize_t H5Aget_name_by_idx(
            hid_t loc_id, 
            const char *obj_name, 
            H5_index_t idx_type, 
            H5_iter_order_t order, 
            hsize_t n, 
            char *name, 
            size_t size, 
            hid_t lapl_id
    )</code></pre>

<pre><code class="language-fortran">Fortran90 Interface: h5aget_name_by_idx_f
    
SUBROUTINE h5aget_name_by_idx_f(loc_id, obj_name, idx_type, order, &
       n, name, size, lapl_id, hdferr) 
  IMPLICIT NONE
  INTEGER(HID_T), INTENT(IN) :: loc_id ! Identifer for object to which 
                                       ! attribute is attached
  CHARACTER(LEN=*), INTENT(IN) :: obj_name ! Name of object, relative to 
                                           ! location,from which attribute is to
                                           ! be removed
  INTEGER, INTENT(IN) :: idx_type
                               ! Type of index; Possible values are:
                               !  H5_INDEX_UNKNOWN_F   - Unknown index type
                               !  H5_INDEX_NAME_F      - Index on names
                               !  H5_INDEX_CRT_ORDER_F - Index on creation order
                               !  H5_INDEX_N_F         - Number indices defined


  INTEGER, INTENT(IN) :: order ! Order in which to iterate over index:
                               !  H5_ITER_UNKNOWN_F - Unknown order
                               !  H5_ITER_INC_F     - Increasing order
                               !  H5_ITER_DEC_F     - Decreasing order
                               !  H5_ITER_NATIVE_F  - No particular order, 
                               !                      whatever is fastest
                               !  H5_ITER_N_F       - Number of iteration orders

  INTEGER(HSIZE_T), INTENT(IN) :: n      
                               ! Attribute’s position in index
  CHARACTER(LEN=*), INTENT(OUT) :: name  
                               ! Attribute name
  INTEGER(SIZE_T), INTENT(INOUT) :: size 
                               ! Buffer size
  INTEGER(HID_T), INTENT(IN) :: lapl_id  
                               ! Link access property list
  INTEGER, INTENT(OUT) :: hdferr        
                               ! Error code:
                               !  Returns attribute name size,
                               !  -1 if fail
END SUBROUTINE h5aget_name_by_idx_f
    </code></pre>