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Re: Using self reference in WHERE statement? [message #82047]

Sat, 10 November 2012 19:23

Balthasar Indermuehle is currently offline

Balthasar Indermuehle
Messages: 22
Registered: August 2012

Junior Member

I think I found one way. Let me know if you find something even neater:

This contains our time stamps:

t=[0, 3, 6, 9, 33, 35, 36, 54, 55, 59, 93, 97, 100]

Create an offset vector:
d=SHIFT(t,1)

PRINT, t(WHERE(ABS(t-d) GE 5))

0 33 54 93

This gives the first element after a time gap.

Cheers

- Balt

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Re: Using self reference in WHERE statement? [message #84711 is a reply to message #82047]

Sat, 10 November 2012 21:36

Balthasar Indermuehle
Messages: 22
Registered: August 2012

Junior Member

On Sunday, November 11, 2012 2:23:11 PM UTC+11, Balthasar Indermuehle wrote:
> I think I found one way. Let me know if you find something even neater:
>
>
>
> This contains our time stamps:
>
>
>
> t=[0, 3, 6, 9, 33, 35, 36, 54, 55, 59, 93, 97, 100]
>
>
>
> Create an offset vector:
>
> d=SHIFT(t,1)
>
>
>
> PRINT, t(WHERE(ABS(t-d) GE 5))
>
>
>
> 0 33 54 93
>
>
>
> This gives the first element after a time gap.
>
>
>
> Cheers
>
>
>
> - Balt

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