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Re: Merits of different ways of 'extending' arrays [message #85731 is a reply to message #85730]

Thu, 29 August 2013 10:13

Andy Sayer
Messages: 127
Registered: February 2009

Senior Member

Thanks; some of our machines are on IDL 7.1.1. though so I don't think we can use lists for code portability. :)

Andy

On Thursday, August 29, 2013 1:11:25 PM UTC-4, Chris Torrence wrote:
> Actually, if you use lists, then you can add each individual chunk of data to each list, and then use ToArray() with the DIMENSION keyword. For example:
>
>
>
> l = list(findgen(20))
>
> l.add, findgen(20) + 20
>
> help, l.ToArray(DIM=1)
>
> <Expression> FLOAT = Array[40]
>
>
>
> This will be both the fastest way and will use the least memory.
>
>
>
> Cheers,
>
> Chris
>
> ExelisVIS

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[Message index]

		Merits of different ways of 'extending' arrays By: Andy Sayer on Thu, 29 August 2013 08:44
		Re: Merits of different ways of 'extending' arrays By: Andy Sayer on Thu, 29 August 2013 08:57
		Re: Merits of different ways of 'extending' arrays By: David Fanning on Thu, 29 August 2013 09:29
		Re: Merits of different ways of 'extending' arrays By: Andy Sayer on Thu, 29 August 2013 09:59
		Re: Merits of different ways of 'extending' arrays By: chris_torrence@NOSPAM on Thu, 29 August 2013 10:11
		Re: Merits of different ways of 'extending' arrays By: Andy Sayer on Thu, 29 August 2013 10:13
		Re: Merits of different ways of 'extending' arrays By: Fabzi on Fri, 30 August 2013 02:54
		Re: Merits of different ways of 'extending' arrays By: Michael Galloy on Fri, 30 August 2013 14:08
		Re: Merits of different ways of 'extending' arrays By: suicidaleggroll on Mon, 09 September 2013 15:41
		Re: Merits of different ways of 'extending' arrays By: suicidaleggroll on Tue, 10 September 2013 13:08
		Re: Merits of different ways of 'extending' arrays By: Andy Sayer on Sat, 14 September 2013 18:11
		Re: Merits of different ways of 'extending' arrays By: suicidaleggroll on Mon, 16 September 2013 07:47
		Re: Merits of different ways of 'extending' arrays By: Andy Sayer on Tue, 17 September 2013 10:40
		Re: Merits of different ways of 'extending' arrays By: Yngvar Larsen on Tue, 17 September 2013 12:34
		Re: Merits of different ways of 'extending' arrays By: Michael Galloy on Tue, 17 September 2013 14:47

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