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Re: Succinct way of testing array membership [message #81203 is a reply to message #81201]

Thu, 30 August 2012 10:09

Michael Galloy
Messages: 1114
Registered: April 2006

Senior Member

On 8/30/12 10:51 AM, godber wrote:
> Is there a more succinct way of testing array membership than using where and n_elements on the indexes? Something like array_contains(a, 'pancakes')?
>
> Austin
>

In general, how about:

print, where(a eq 'pancakes', /null) ? 'found' : 'not found'

Mike
--
Michael Galloy
www.michaelgalloy.com
Modern IDL: A Guide to IDL Programming (http://modernidl.idldev.com)
Research Mathematician
Tech-X Corporation

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[Message index]

		Re: Succinct way of testing array membership By: wlandsman on Thu, 30 August 2012 12:16
		Re: Succinct way of testing array membership By: Michael Galloy on Thu, 30 August 2012 10:09
		Re: Succinct way of testing array membership By: Russell Ryan on Thu, 30 August 2012 09:59
		Re: Succinct way of testing array membership By: DavidF[1] on Thu, 30 August 2012 09:57
		Re: Succinct way of testing array membership By: godber on Thu, 30 August 2012 13:57
		Re: Succinct way of testing array membership By: Helder Marchetto on Thu, 30 August 2012 14:12

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