Re: For loops and column vectors

[Ben Abbott]

On Jul 17, 2011, at 12:58 PM, Rik wrote:

> 6/17/11
> 
> All,
> 
> I came across what I consider to be odd behavior, but perhaps we are trying
> to emulate Matlab or perhaps someone knows a better reason for this.  In
> short, the for loop construct works correctly when the range expression is
> a row vector but not when it is a column vector.
> 
> Sample Code:
> for i = [1:3]
>  disp (i);
>  disp ("--");
> endfor
> 
> Output:
> 1
> --
> 2
> --
> 3
> --
> 
> for i = [1:3]'
>  disp (i);
>  disp ("--");
> endfor
> 
> Output:
>   1
>   2
>   3
> --
> 
> In the second case the loop variable gets assigned the entire value of the
> column vector and the loop iterates just once.
> 
> Any ideas?
> 
> Rik


You are correct, this behavior is consistent with Matlab's.

Ben