Re: [amibroker] Why Ref(Day(), -1) does not give 29 ?

[reinsley <reinsley@xxxxxxxx>]

An extra quotation produced a wrong result. Some days, a tick gives an 
extra minute.

Thank you Steve for your help and your knack. :-)

Best regards

reinsley a écrit :
>
>
> The plotting of the array amazed me.
> I misunderstood the formula and the array.
> Your formula is of great help. My issue is hidden in another part.
>
> Best regards
>
> //test newday
>
> NewDay1 = Day() != Ref(Day(), 1);
> NewDay2 = DateNum() != Ref(DateNum(),-1);
>
> _TRACE("NewDay = "+NewDay1 );
> _TRACE("Day1 = "+Day() );
> _TRACE("RefDay1 = "+Ref(Day(), -1) );
>
> _TRACE("NewDay2 = "+NewDay2 );
> _TRACE("Day2 = "+Day() );
> _TRACE("RefDay2 = "+Ref(Day(), -1) );
>
> Plot( Day(), "Day1", colorRed, styleDashed|styleThick);
> Plot( Ref( Day(), -1 ), "RefDay1", colorYellow, styleDashed|styleThick);
>
> Plot( Day(), "Day2", colorBlue, styleLine );
> Plot( Ref( Day(), -1 ), "RefDay2", colorWhite, styleLine );
>
> reinsley a écrit :
> >
> >
> > Hello Steve,
> >
> > In 15 minutes.
> >
> > I saw the good result, but it's wrong again. Whatever formula I use !
> >
> > //test newday
> >
> > //NewDay2 = Day() != Ref(Day(), 1);
> > NewDay2 = DateNum() != Ref(DateNum(),-1);
> > _TRACE("NewDay2 = "+NewDay2 );
> > _TRACE("Day2 = "+Day() );
> > _TRACE("RefDay2 = "+Ref(Day(), -1) );
> >
> > Plot( Day(), "Day2", colorBlue, styleLine );
> > Plot( Ref( Day(), -1 ), "RefDay2", colorWhite, styleLine );
> >
> > Steve Dugas a écrit :
> > >
> > > Using daily bars? Why not plot it to see what the array looks like?
> > >
> > > Plot( Day(), "Day", colorblue, styleline );
> > > Plot( ref( Day(), -1 ), "Day", colorwhite, styleline );
> > >
> > > Steve
> > >
> > > ----- Original Message -----
> > > From: "reinsley" <reinsley@xxxxxxxx <mailto:reinsley%40yahoo.fr> 
> <mailto:reinsley%40yahoo.fr>
> > <mailto:reinsley%40yahoo.fr>>
> > > To: <amibroker@xxxxxxxxxxxxxxx 
> <mailto:amibroker%40yahoogroups.com> <mailto:amibroker%40yahoogroups.com>
> > <mailto:amibroker%40yahoogroups.com>>
> > > Sent: Friday, January 30, 2009 1:33 PM
> > > Subject: [amibroker] Why Ref(Day(), -1) does not give 29 ?
> > >
> > > > Hi,
> > > >
> > > > The following formula used to work well.
> > > >
> > > > But today, january 30, it's wrong.
> > > >
> > > > NewDay = Day()!= Ref(Day(), -1);
> > > >
> > > > **********
> > > >
> > > >
> > > > _TRACE("NewDay = "+NewDay ); gives 0
> > > > _TRACE("Day = "+Day() ); gives 30
> > > > _TRACE("RefDay = "+Ref(Day(), -1) ); gives 30
> > > >
> > > >
> > > > **********
> > > >
> > > > Why Ref(Day(), -1) does not give 29 ???
> > > >
> > > > What could be the issue ?
> > > >
> > > > Thank you for your help.
> > > >
> > > > Best regards
> > > >
> > > >
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>  



------------------------------------

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