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[UDUNITS #JLQ-522131]: udunits2 and utScan, utIsTime
- To: dettling@xxxxxxxx
- Subject: [UDUNITS #JLQ-522131]: udunits2 and utScan, utIsTime
- From: "Unidata UDUNITS Support" <support-udunits@xxxxxxxxxxxxxxxx>
- Date: Thu, 18 Oct 2007 17:03:32 -0600
- Delivered-to: support-udunits@unidata.ucar.edu by laraine.unidata.ucar.edu (Postfix) with ESMTP id 8C1FECB1A0; Thu, 18 Oct 2007 17:03:32 -0600 (MDT) id 78D29D58C4; Thu, 18 Oct 2007 17:03:32 -0600 (MDT)
Sue,
> Sorry for the trouble in advance:
>
> Units that are CF compliant for time like the
> entire string "seconds since 1970-01-01T00:00:00Z"
> is going to fail to produce in a true in the following line.
>
> if (ut_are_convertible(unit, ut_get_unit_by_name(system, "second")) {
> ...
> }
>
> So if testing units is the only way to detect a time coordinate variable,
> I dont see how it can be done.
Then test for convertibility against a timestamp unit:
ut_system system = ut_read_xml(NULL);
ut_unit timestampUnit = ut_offset_by_time(ut_get_by_name(system, "second"), 0);
ut_testUnit = ...
if (ut_are_convertible(testUnit, timestampUnit)) {
...
}
Regards,
Steve Emmerson
Ticket Details
===================
Ticket ID: JLQ-522131
Department: Support UDUNITS
Priority: Normal
Status: Closed
