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Re: functions as arguments ? [message #19042 is a reply to message #19041]

Wed, 23 February 2000 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Udo Grabowski (udo.grabowski@imk.fzk.de) writes:

> I'm looking for a way to do something like the Fortran construct
>
> program test
> call proc (func1)
> call proc (func2)
> end
> subroutine proc(func)
> call func
> end
>
> where func1,2 are given external functions defined somewhere.
> Functional arguments are seemingly not possible in IDL, but I found
> a preliminary and ugly solution with a wrapper class:

PRO JUNK
Print, 'In JUNK subroutine'
END

PRO JUNKER
Print, 'In JUNKER subroutine'
END

PRO TEST, func1, func2
Call_Procedure, func1
Call_Procedure, func2
END

IDL> TEST, 'JUNK', 'JUNKER'

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
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		Re: functions as arguments ? By: Pavel Romashkin on Wed, 23 February 2000 00:00
		Re: functions as arguments ? By: davidf on Wed, 23 February 2000 00:00

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