json_get_next Subroutine

private subroutine json_get_next(json, p, next)

Returns a pointer to the next of a json_value. If there is no next, then a null() pointer is returned.

Arguments

Type IntentOptional AttributesName
class(json_core), intent(inout) :: json
type(json_value), intent(in), pointer:: p

JSON object

type(json_value), intent(out), pointer:: next

pointer to next


Contents

Source Code


Source Code

    subroutine json_get_next(json,p,next)

    implicit none

    class(json_core),intent(inout)       :: json
    type(json_value),pointer,intent(in)  :: p       !! JSON object
    type(json_value),pointer,intent(out) :: next    !! pointer to `next`

    if (associated(p)) then
        next => p%next
    else
        nullify(next)
        call json%throw_exception('Error in json_get_next: '//&
                                  'pointer is not associated.')
    end if

    end subroutine json_get_next