H5Aiterate_by_name

herr_t H5Aiterate_by_name(hid_t loc_id,  const  char *  obj_name,  int  idx_type,  int  order,
       hsize_t *  idx,  H5A_operator2_t op,  void *  op_data,  hid_t lapl_id)

Iterates over attributes attached to an object specified by name.

Parameters

`loc_id`	Location identifier
`obj_name`	Name of the object
`idx_type`	Index type (H5_INDEX)
`order`	Iteration order (H5_ITER_ORDER)
`idx`	Starting position; updated to position where iteration stopped
`op`	Callback function to invoke for each attribute
`op_data`	User data to pass to the callback
`lapl_id`	Link access property list identifier

Returns

The return value of the last callback on success, or negative on failure.