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Topic: Updating variables in declared function handles
Replies: 7   Last Post: Mar 15, 2013 9:24 AM

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kees de kapper

Posts: 86
Registered: 12/7/04
Re: Updating variables in declared function handles
Posted: Mar 13, 2013 6:45 AM
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After some tutorials and searches, I concluded that the Object Oriented classdef could help me. I'm going to follow that path. Thanks for your consideration.


"kees de Kapper" <> wrote in message <khp1t7$3gv$>...
> Hi Folks,
> I've got trouble with updating the input data (variables) of a function which is part of a struct.
> In an matlab-file MyFunc.m I have defined the following two functions:

> > function varargout = MyFunc(varargin)
> > TmpStruct.Data = [];
> > TmpStruct.Size = @(DataDimension)GetDataSize(DataDimension, TmpStruct.Data);
> >
> > function SizeOut = GetDataSize(DataDimension, Data)
> > SizeOut = size(Data, DataDimension);

> If I now do:

> > TmpS = MyFunc();
> > TmpS.Data = ones(20,30,40);
> > TmpS.Size(1)

> I would like to obtain the value '20', however I retrieve '0' since 'TmpStruct.Data' was defined empty before the function declaration. How could I "update" the input data/variable?
> Thanks for help!
> Kind regards,
> Kees

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