Last modified: 17 August 2010
Name: H5Sget_select_npoints
Signature:
hssize_t H5Sget_select_npoints( hid_t space_id )

Purpose:
Determines the number of elements in a dataspace selection.

Description:
H5Sget_select_npoints determines the number of elements in the current selection of a dataspace.

Parameters:
hid_t space_id     IN: Dataspace identifier.

Returns:
Returns the number of elements in the selection if successful; otherwise returns a negative value.

Fortran90 Interface: h5sget_select_npoints_f
SUBROUTINE h5sget_select_npoints_f(space_id, npoints, hdferr) 
  IMPLICIT NONE
  INTEGER(HID_T), INTENT(IN) :: space_id     ! Dataspace identifier 
  INTEGER(HSSIZE_T), INTENT(OUT) :: npoints  ! Number of elements in the
                                             ! selection 
  INTEGER, INTENT(OUT) :: hdferr             ! Error code
                                             ! 0 on success and -1 on failure 
END SUBROUTINE h5sget_select_npoints_f