Re: Trouble Using Functions

[Andrew Janke]

On 6/24/20 3:28 PM, Samuel Doughty wrote:
> I've written a short script to use functions, and it does not run for me
> (it says the first function encountered is not defined). Any help would
> be appreciated. Here is my script:
> 
> % TestFile1
> p=[1;2;3]
> q=[3;4;7]
> ssq=s2(q);
> [add,subt]=s1(p,q);
> 
> function [sum,diff]=s1(a,b)
>   print "   Function s1 -- sum and difference"
>   sum=a+b
>   diff=a-b
> endfunction
> function sumsq=s2(a)
>   print "   Function s2 -- sum of squares"
>   sumsq=a'*a
> endfunction
> 

Hi Sam,

That's in Matlab format, where local functions go at the end of a
script. In Octave, functions inside a script need to come before they
are used.

Cheers,
Andrew