gdncvarinquireia.f90 File Reference

Inquire dimension lengths of a netCDF variable (array version) . More...

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Functions/Subroutines
subroutine	gdncvarinquireia (var, dimlen)

Detailed Description

Inquire dimension lengths of a netCDF variable (array version)

.

Author

GFD Dennou Club

Copyright

Copyright (C) GFD Dennou Club, 2000-2026. All rights reserved.
License is BSD-2-Clause. See COPYRIGHT in detail

Definition in file gdncvarinquireia.f90.

Function/Subroutine Documentation

gdncvarinquireia()

subroutine gdncvarinquireia	(	type(gd_nc_variable), intent(in)	var,
		integer, dimension(:), intent(out)	dimlen
	)

Get dimension lengths for a variable

Returns the length of each dimension for the specified variable. The dimlen array must have at least ndims elements.

Parameters

[in]	var	Variable handle
[out]	dimlen	Array to store dimension lengths

Definition at line 34 of file gdncvarinquireia.f90.

  use gtdata_netcdf_types, only: gd_nc_variable, gd_nc_variable_entry
  !    use gtdata_netcdf_internal, only: GD_NC_VARIABLE_ENTRY
  use gtdata_netcdf_internal, only: vtable_lookup
  use netcdf, only: nf90_noerr, nf90_inquire_dimension
  type(GD_NC_VARIABLE), intent(in):: var
  integer, intent(out):: dimlen(:)
  type(GD_NC_VARIABLE_ENTRY):: ent
  integer:: stat, i
 
  dimlen(:) = -1
 
  stat = vtable_lookup(var, ent)
  if (stat /= nf90_noerr) return
 
  if (ent%varid > 0) then
    if (.not. associated(ent%dimids)) return
    do, i = 1, min(size(dimlen), size(ent%dimids))
      stat = nf90_inquire_dimension(ent%fileid, ent%dimids(i), len = dimlen(i))
      if (stat /= nf90_noerr ) exit
    enddo
  else
    stat = nf90_inquire_dimension(ent%fileid, ent%dimid, len = dimlen(1))
    if (stat /= nf90_noerr ) dimlen(1) = -1
  endif

References gtdata_netcdf_internal::vtable_lookup().

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