On Sun, Jun 23, 2013 at 10:37 AM, Shlomi Fish <shlo...@shlomifish.org>wrote:
> Hi Tim,
>
> On Sun, 23 Jun 2013 10:21:58 +0100
> timothy adigun <2teezp...@gmail.com> wrote:
>
> > Hi Shlomi,
> >
> >
> > On Sun, Jun 23, 2013 at 10:02 AM, Shlomi Fish <shlo...@shlomifish.org
> >wrote:
> >
> > > Hi Tim,
> > >
> > > just a note.
> > >
> > > On Sun, 23 Jun 2013 09:39:48 +0100
> > > timothy adigun <2teezp...@gmail.com> wrote:
> > >
> > > > Hi lee,
> > > > Please, check my comment below:
> > > >
> > > > On Sun, Jun 23, 2013 at 3:43 AM, lee <l...@yun.yagibdah.de> wrote:
> > > >
> > > > > James Alton <jamesalton...@gmail.com> writes:
> > > > >
> > > > > > lee,
> > > > > >
> > > > > > You have a post statement if and then a code block. You can only
> use
> > > one
> > > > > of
> > > > > > two forms:
> > > > > >
> > > > > > print "test" if $color eq "blue"; #no parenthesis required
> > > > > > if($color eq "blue"){print "test";}
> > > > >
> > > > > ++
> > > >
> > > > > And I can't have 'last if $color eq "blue" print "test\n";'? That
> > > would
> > > > > be something quite natural and a logical thing to do ...
> > > > >
> > > > > logical? How is that? Wrap up, the function 'print' and 'last' in
> the
> > > if
> > > > statement like so:
> > > > if( $color eq "blue"){
> > > > print "test\n";
> > > > last LABEL;
> > > > }
> > > > NOTE: That when last is used the loop in question is immediately
> exits
> > > > and execution start at the LABEL statement if provided. So any code
> after
> > > > the last function is not disregarded.
> > > >
> > >
> > > "last" is not a function (a.k.a "subroutine") - it cannot be. It is a
> > > special
> > > statement which is handled in a special way by the Perl interpreter.
> > > "redo" and
> > > "next" are not functions either for a similar reason.
> > >
> >
> > ++. You are right. It's a keyword related to the control flow of Perl
> > program.
> > I mistook it for a function (a.k.a "subroutine") because I could use this
> > "perldoc -f last" from CLI.
> > Thanks for look out for me... :)
>
> You're welcome. Just for the record, perldoc perlfunc
> ( http://perldoc.perl.org/perlfunc.html ) documents all other keywords
> including "while" and "if" - for completeness sake.
>
> That I know.
> Regards,
>
> Shlomi Fish
>
> --
> -----------------------------------------------------------------
> Shlomi Fish http://www.shlomifish.org/
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>
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> she will have travelled 100 years back in time, to plant a tree nearby.
> — http://www.shlomifish.org/humour/bits/facts/Buffy/
>
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--
Tim
