Re: Suggested patch to plpgsql docs (7.4beta) - Mailing list pgsql-docs

From Philip Yarra
Subject Re: Suggested patch to plpgsql docs (7.4beta)
Date
Msg-id 200309041020.42668.philip@utiba.com
Whole thread Raw
In response to Re: Suggested patch to plpgsql docs (7.4beta)  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-docs
On Thu, 4 Sep 2003 09:11 am, Bruce Momjian wrote:
> Richard Huxton wrote:
> > Addition of one paragraph to the end of section 39.7.3.4 "FOR (integer
> > variant)"
> >
> > Note that this is basically a WHILE loop, so if the lower bound is larger
> > than the upper bound the loop never executes it's contents:
> >   FOR i IN 10..1 LOOP
> >     RAISE NOTICE ''I do not raise a notice %'',i;
> >   END LOOP;
> >
> > I wasn't sure and had to check, so I assume others might find this useful
> > too.
>
> I figured everyone would assume that.  I know of no language that will
> execute a loop listed as 10 ... 1.

Basic on my first computer suppported it, though the syntax was

FOR $i in 10 TO 1 STEP -1
    PRINT $i
NEXT

I think it is worth stating explicitly. The apostrophe in "it's" is incorrect
though.

Regards, Philip Yarra.

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