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Re: Initialize new variable array with nan or -9999 values [message #87638 is a reply to message #87636]

Thu, 20 February 2014 10:36

John Correira
Messages: 25
Registered: August 2011

Junior Member

On 02/20/2014 01:31 PM, Morgan Silverman wrote:
> Hello,
>
> This seems like it should be so simple but I can't figure out how to
> do it. I am creating a new array, distance=fltarr(304,336,500) and I
> want it to be initially filled with either nan or -9999. My results
> could possibly be 0.0 so I need to know where those are calculated
> values and not just part of the original array. Thank you.
>
> Sincerely, Morgan
>

Either

distance = fltarr(304,336,500,/NOZERO)
distance[*] = !values.f_nan

or

distance = make_array(304,336,500,/FLOAT,VALUE=!values.f_nan)

John

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[Message index]

		Initialize new variable array with nan or -9999 values By: morganlsilverman on Thu, 20 February 2014 10:31
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Thu, 20 February 2014 10:35
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Thu, 20 February 2014 10:37
		Re: Initialize new variable array with nan or -9999 values By: chris_torrence@NOSPAM on Thu, 20 February 2014 13:11
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Thu, 20 February 2014 13:28
		Re: Initialize new variable array with nan or -9999 values By: John Correira on Thu, 20 February 2014 10:36
		Re: Initialize new variable array with nan or -9999 values By: Paul Van Delst[1] on Thu, 20 February 2014 13:33
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Thu, 20 February 2014 13:46
		Re: Initialize new variable array with nan or -9999 values By: Paul Van Delst[1] on Thu, 20 February 2014 14:00
		Re: Initialize new variable array with nan or -9999 values By: wlandsman on Thu, 20 February 2014 14:14
		Re: Initialize new variable array with nan or -9999 values By: Heinz Stege on Thu, 20 February 2014 17:36
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Thu, 20 February 2014 20:11
		Re: Initialize new variable array with nan or -9999 values By: John Correira on Fri, 21 February 2014 06:47
		Re: Initialize new variable array with nan or -9999 values By: David Fanning on Fri, 21 February 2014 06:58

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