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Re: pred & succ ? [message #22450]

Mon, 13 November 2000 00:00

Martin Schultz
Messages: 515
Registered: August 1997

Senior Member

Andrew wrote:
>
> In article <3A0FA91A.7BEE1D07@dkrz.de>,
> Martin Schultz <martin.schultz@dkrz.de> wrote:
>>
>> FUNCTION pred, x
>> RETURN, x-1
>> END
>> FUNCTION succ, x
>> RETURN, x+1
>> END
>>
>
> Thanks, Martin. I take that as a "no", though.
>
> I was thinking of a general, built-in (thus fast),
> function that returns the successor or predecessor
> of any ordinal variable.
>
> I knew I could write x-1, etc.. :-)
>

Well, the point is that x-1 already is quite fast because IDL is array
oriented. I'm not sure whether you could gain anything significant by
having this as a builtin function.

Cheers,
Martin

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[Message index]

		Re: pred & succ ? By: Martin Schultz on Mon, 13 November 2000 00:00
		Re: pred & succ ? By: noymer on Mon, 13 November 2000 00:00
		Re: pred & succ ? By: Martin Schultz on Mon, 13 November 2000 00:00

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