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Re: array handling [message #74189 is a reply to message #52128]

Mon, 03 January 2011 10:08

Thibault Garel
Messages: 55
Registered: October 2009

Member

On Jan 3, 3:04 pm, sirvival <fpfei...@hs.uni-hamburg.de> wrote:
> On 3 Jan., 13:54, bing999 <thibaultga...@gmail.com> wrote:
>
>> Hi,
>
>> In an array, I would like to select only one element over 2 to make a
>> new array. Is there an IDL routine to do it?
>
>> Thanks !
>
> Hi,
> do you mean that you want only values greater than two?
> If so you can use the where command.
>
> pos = where( array gt 2)
> newarry = array[pos]

Thanks for answering. But what I want is to divide the number of
elements of my array by 2 by keeping only elements with odd index for
instance. Is there an IDL routine which does it?
cheers

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[Message index]

		array handling By: jochem.verelst@gmail. on Sat, 06 January 2007 02:59
		Re: array handling By: natha on Mon, 03 January 2011 11:50
		Re: array handling By: Paul Van Delst[1] on Mon, 03 January 2011 11:10
		Re: array handling By: David Fanning on Mon, 03 January 2011 10:16
		Re: array handling By: MC on Wed, 05 January 2011 07:07
		Re: array handling By: Thibault Garel on Mon, 03 January 2011 10:08
		Re: array handling By: sirvival on Mon, 03 January 2011 06:04
		Re: array handling By: MC on Wed, 05 January 2011 13:30
		Re: array handling By: David Fanning on Wed, 05 January 2011 07:20
		Re: array handling By: David Fanning on Wed, 05 January 2011 07:16

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