[fpc-pascal] For-in-loop question about GetEnumerator

[Mattias Gaertner]

On Sat, 17 May 2014 13:18:01 +0200
Jürgen Hestermann <juergen.hestermann at gmx.de> wrote:

> 
> Am 2014-05-17 10:39, schrieb Mattias Gaertner:
> > I added a note to the example, that the enumerator is automatically freed by the compiler after the loop.
> 
> 
> I just had a look at the UTF8 example on http://wiki.freepascal.org/for-in_loop where is says:
> 
> ------------------------------------------------
> for i := 1 to Length(s) do
>       DoSomething(ch[i]);
> ------------------------------------------------
> 
> Isn't this wrong as i iterates over bytes but but not over (UTF8) characters?

Yes.
I replaced the example with a full implementation and some comments.


Mattias