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Re: Deleting a variable from a NetCDF file [message #49477 is a reply to message #49460]

Tue, 25 July 2006 07:35

Paul Van Delst[1]
Messages: 1157
Registered: April 2002

Senior Member

Mark Hadfield wrote:
> alexzcervantes@gmail.com wrote:
>
>> How about overwriting a variable in a NetCDF file?
>>
>> My problem is that I have to overwrite a variable in a NetCDF file. I
>> was thinking of deleting the variable, and then writing my new
>> variable.
>>
>> Is there a flag that will allow me to just overwrite the variable?
>
>
> Will the new variable have the same data type and dimensions as the
> original? Then just rename it (NCDF_VARRENAME) and then overwrite the
> data (NCDF_VARPUT).

Also, do you want to overwrite the variable+data, or just the data associated wsith teh
variable? If the former, then Mark's suggestions will do the trick. If the latter, then
all you need to do is replace the data (using the varput routine).

paulv

> Otherwise you have to make a new file, copy over all the stuff you want
> to keep, add the new stuff. The netCDF operators (NCO) are good for this
> sort of thing:
>
> http://nco.sourceforge.net/
>

--
Paul van Delst Ride lots.
CIMSS @ NOAA/NCEP/EMC Eddy Merckx
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[Message index]

		Re: Deleting a variable from a NetCDF file By: alexzcervantes@gmail. on Wed, 26 July 2006 09:34
		Re: Deleting a variable from a NetCDF file By: Paul Van Delst[1] on Tue, 25 July 2006 07:35
		Re: Deleting a variable from a NetCDF file By: Mark Hadfield on Mon, 24 July 2006 15:03
		Re: Deleting a variable from a NetCDF file By: alexzcervantes@gmail. on Mon, 24 July 2006 14:53
		Re: Deleting a variable from a NetCDF file By: Paul Van Delst[1] on Mon, 24 July 2006 14:02

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