Fortran - Re: TRIM

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Re: TRIM

Ken Plotkin

2005-11-17, 3:57 am

On Wed, 16 Nov 2005 13:33:01 +0000, Catherine Rees Lay
<spamtrap@polyhedron.com> wrote:

>Well, it's actually true. If all your main program does is call a
>subroutine, and you use the function from that subroutine, you don't
>have to declare the function in the main program.
>
>You do have to declare it in the subroutine, though (or wherever else
>it's called from). And there's no way to do it with a variable length.
>So while his statement is technically true, it's totally useless as far
>as answering the question goes.

If you call a function, doesn't the calling program have to know the
type of the function?

I've blown things up more than enough times by forgetting to do that.

Ken Plotkin

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