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How to use variable of function in the main program

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Adam
Adam 2014-8-2
评论： dpb 2014-8-2
Hi all,
I have a main program Main.m. In the main I call a function [a,b,c]=func(data), I would like now to use the output a in the Main.m. how can I do it ?
Thanks for the help.

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回答（1 个）

dpb
dpb 2014-8-2
编辑：dpb 2014-8-2
... I call a function [a,b,c]=func(data),...
So, then you have a in the calling workspace (as well as b and c); so you just reference them as any other variable. Presuming, of course, that func doesn't error when called with data.
% script continues from above...
[a,b,c]=func(data);
fprintf('Asuitableformatstring',a) % display the result variable a or any other use
...
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Star Strider
Star Strider 2014-8-2
... speaking of which, using sprintf or fprintf might also eliminate some frustration.

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