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Re: concatenate by columns [message #72120]

Fri, 06 August 2010 15:15

penteado
Messages: 866
Registered: February 2018

Senior Member
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On Aug 6, 7:02 pm, Astro Fest <astrofes...@gmail.com> wrote:
> Is there a better way to concatenate by columns than converting to
> rows, concatenating, and converting back? This is the way I'm doing
> it now, which seems really clunky.
>
> For example, say I have:
> IDL> a = indgen(2,10) & b = indgen(2,6)
> which are placeholders for arrays given by array_indices. I want to
> get c as a (2,16) array... and currently I'm doing
> IDL> c = transpose([[transpose(a)],[transpose(b)]])

c=[[a],[b]]

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		Re: concatenate by columns By: penteado on Fri, 06 August 2010 15:15
		Re: concatenate by columns By: David Fanning on Fri, 06 August 2010 15:11

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