eccodes/examples/F90/grib_ecc-1316.f90

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2021-12-01 22:03:19 +00:00
! (C) Copyright 2005- ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
!
program grib_ecc_1316
use eccodes
implicit none
integer :: iret, ostep, olevel, onumber
character(len=80) :: parameterName
integer :: idx, igrib, count1 = 0
! create an index from a grib file using some keys
call codes_index_create(idx, '../../data/tigge_cf_ecmwf.grib2', &
'parameterName,number,level,step')
call codes_index_select(idx, 'step', 96)
call codes_index_select(idx, 'level', 0)
call codes_index_select(idx, 'number', 0)
call codes_index_select(idx, 'parameterName', 'Soil moisture')
call codes_new_from_index(idx, igrib, iret)
do while (iret /= CODES_END_OF_INDEX)
count1 = count1 + 1
call codes_get(igrib, 'parameterName', parameterName)
call codes_get(igrib, 'number', onumber)
call codes_get(igrib, 'level', olevel)
call codes_get(igrib, 'step', ostep)
write (*, '(A,A,A,i3,A,i4,A,i3)') 'parameterName=', parameterName, &
' number=', onumber, &
' level=', olevel, &
' step=', ostep
call codes_release(igrib)
call codes_new_from_index(idx, igrib, iret)
end do
call codes_release(igrib)
write (*, '(i4,a)') count1, ' messages selected'
if (count1 /= 1) stop 1
call codes_index_release(idx)
end program grib_ecc_1316