function example_for_profiler


% make a large array
arsize = [256,256,32];
array = ones(arsize);

% loop over each element
tic
for r=1:arsize(1);
    for c=1:arsize(2);
        for n=1:arsize(3);
            array(r,c,n)=1+array(r,c,n);
        end
    end
end
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% loop over vectors (first index)
tic
for c=1:arsize(2);
    for n=1:arsize(3)
        array(:,c,n)=1+array(:,c,n);
    end
end
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% loop over vectors (second index)
tic
for r=1:arsize(1);
    for n=1:arsize(3)
        array(r,:,n)=1+array(r,:,n);
    end
end
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% do it completely vectorized.
tic
array = array + 1;
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