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Re: User selectable lower array bound? [message #26152 is a reply to message #25981]

Tue, 07 August 2001 04:36

marc schellens[1]
Messages: 183
Registered: January 2000

Senior Member

> Think Perl. For example, to add an element or elements to the end of a
> possibly non-existent list, you say:
>
> push @list, $elem;
>
> To pull one element off the end:
>
> pop @list;
>
> To pull one off the front:
>
> shift @list;
>
> To push one onto the front:
>
> unshift @list, $elem;
>
> With such a collection we could rid ourselves of all those silly
> statements like:
>
> if n_elements(list) eq 0 then list=[elem] else list=[list, elem]

Ahem:

pro push,list,elem
if n_elements(list) eq 0 then list=[elem] else list=[list, elem]
end

cheers,
marc

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[Message index]

		User selectable lower array bound? By: Paul van Delst on Thu, 02 August 2001 14:47
		Re: User selectable lower array bound? By: Jeff Guerber on Fri, 03 August 2001 16:11
		Re: User selectable lower array bound? By: John-David T. Smith on Fri, 03 August 2001 15:36
		Re: User selectable lower array bound? By: Craig Markwardt on Fri, 03 August 2001 15:08
		Re: User selectable lower array bound? By: Pavel A. Romashkin on Mon, 06 August 2001 09:21
		Re: User selectable lower array bound? By: thompson on Mon, 06 August 2001 07:29
		Re: User selectable lower array bound? By: Paul van Delst on Fri, 03 August 2001 09:49
		Re: User selectable lower array bound? By: Stein Vidar Hagfors H[1] on Fri, 03 August 2001 09:25
		Re: User selectable lower array bound? By: Marcus O'Brien on Fri, 03 August 2001 03:40
		Re: User selectable lower array bound? By: John-David T. Smith on Wed, 08 August 2001 12:26
		Re: User selectable lower array bound? By: Paul van Delst on Wed, 08 August 2001 08:04
		Re: User selectable lower array bound? By: Martin Schultz on Wed, 08 August 2001 04:47
		Re: User selectable lower array bound? By: Martin Schultz on Wed, 08 August 2001 04:46
		Re: User selectable lower array bound? By: marc schellens[1] on Wed, 08 August 2001 07:29
		Re: User selectable lower array bound? By: marc schellens[1] on Tue, 07 August 2001 04:36
		Re: User selectable lower array bound? By: Craig Markwardt on Tue, 07 August 2001 10:21
		Re: User selectable lower array bound? By: John-David T. Smith on Tue, 07 August 2001 08:24
		Re: User selectable lower array bound? By: bennetsc on Mon, 06 August 2001 20:26
		Re: User selectable lower array bound? By: John-David T. Smith on Mon, 06 August 2001 13:52
		Re: User selectable lower array bound? By: Paul van Delst on Mon, 06 August 2001 09:47
		Re: User selectable lower array bound? By: Paul van Delst on Mon, 06 August 2001 09:06
		Re: User selectable lower array bound? By: Paul van Delst on Thu, 09 August 2001 07:04
		Re: User selectable lower array bound? By: david[2] on Thu, 09 August 2001 06:51
		Re: User selectable lower array bound? By: Paul van Delst on Thu, 09 August 2001 06:15

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