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Re: SAVE files with /ROUTINES for Previous Versions [message #48803 is a reply to message #48798] Wed, 24 May 2006 08:23 Go to previous message
David Fanning is currently offline  David Fanning
Messages: 11724
Registered: August 2001
Senior Member
Gianluca Li Causi writes:

> I've the following question: if I have a project written in IDL 6.2 but
> which only uses IDL 6.0 routines and no routines or functionality of
> versions later than IDL 6.0, can I make a .sav file by
>
> SAVE, /ROUTINES
>
> which can be run under IDL 6.0 ?
> Or IDL 6.2 is necessary even if no new routines are used?

Only save files with *data* in them are guaranteed to
be backward compatible. It is more than routines that
change from one version of IDL to another. Wouldn't hurt
to try, but I expect the chances for success must be
slim and none.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
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