Re: problem with m-file

[David Bateman]

Jordi Gutierrez Hermoso wrote:
> On 24/11/06, Marco Hippler <address@hidden> wrote:
>> i've written an m-file test1.m
>>
>> %m File
>> function summe=test1(A)
>> [m,n]=size(A);
>> summe=0;
>> for x=1:m
>>         for y=1:n
>>                 summe=summe+A(x,y);
>>         end
>> end
> 
> Btw, I know this is just test code, but you do know that it's much
> better to write
> 
>      summe = sum(sum(A))
> 
> instead of two for-loops, right?
> 
> 

Or even better

summe = sum(A(:));

D.