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Re: using getfield() with a stuct array
Posted:
Jan 18, 2013 4:02 PM
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"Bruce Elliott" <bruce.elliott@jhuapl.nospam.edu> wrote in message <kdc3h7$d6b$1@newscl01ah.mathworks.com>...
> Is there any way to use getfield() on an array of structure and to get a same-sized array of field values?
>
> In other words, I can do this:
>
> x = [myArr.F];
>
> to get an array with the values in the field F in my stuct array, myArr.
>
> This, however, does not work:
>
> x = getfield(myArr,'F');
>
> (Putting [] around anything on the right-hand-side does not help.)
>
> There's probably a good reason for this, but the documentation suggests that x = getfield(S,'F') is equivalent to x = S.F, so I would have hoped that I could do this.
Are you asking this question because you want to dynamically pick the fieldname at runtime? E.g., myArr.(fieldnamevariable)
James Tursa
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