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Re: Treating an object as a structure [message #65508 is a reply to message #65432]

Thu, 05 March 2009 08:01

Michael Galloy
Messages: 1114
Registered: April 2006

Senior Member

llo wrote:
> On Mar 4, 4:59 pm, David Fanning <n...@dfanning.com> wrote:
>> llo writes:
>>> It works but the problem is that the struct is not the object itself.
>> No, that's pretty much the point of objects. :-)
>
> That's not true David. You can get all the object attributes doing
> this:
>
> a=OBJ_NEW('object')
> str=CREATE_STRUCT(NAME=OBJ_CLASS(a))
> STRUCT_ASSIGN, a, str
>
> Now, ypu have all the attributes of a in the struct str.
>
> Cheers,
>
> Bernat
>
>

Not so fast! That trick only works inside an object's methods:

IDL> a=OBJ_NEW('idlgrmodel')
IDL> str=CREATE_STRUCT(NAME=OBJ_CLASS(a))
IDL> STRUCT_ASSIGN, a, str
% STRUCT_ASSIGN: Object instance data is not visible outside class
methods: A
% Execution halted at: $MAIN$

Mike
--
www.michaelgalloy.com
Associate Research Scientist
Tech-X Corporation

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[Message index]

		Treating an object as a structure By: natha on Wed, 04 March 2009 12:20
		Re: Treating an object as a structure By: JDS on Fri, 06 March 2009 14:36
		Re: Treating an object as a structure By: natha on Thu, 05 March 2009 08:05
		Re: Treating an object as a structure By: Michael Galloy on Thu, 05 March 2009 08:01
		Re: Treating an object as a structure By: David Fanning on Wed, 04 March 2009 16:52
		Re: Treating an object as a structure By: natha on Wed, 04 March 2009 16:35
		Re: Treating an object as a structure By: natha on Wed, 04 March 2009 16:30
		Re: Treating an object as a structure By: David Fanning on Wed, 04 March 2009 15:54

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