[amibroker] Re: Identifying yesterday's closing price in intraday strategy

["vzhig <zhigulin@xxxxxxxxx>" <zhigulin@xxxxxxxxx>]

I figured it myself. For those who is interested:

PreClose = TimeNum()>150000.00 AND TimeNum()<160000.00;
Cl = ValueWhen(PreClose,C,1);

--- In amibroker@xxxxxxxxxxxxxxx, "vzhig <zhigulin@xxxx>" 
<zhigulin@xxxx> wrote:
> Dear all,
> 
> I'm having trouble with identifying yesterday's closing price in my 
> intraday strategy. I'm doing it like this:
> 
> Cl = ValueWhen(TimeNum()==155900.00, C, 1);
> 
> but the problem is that for some stocks/days 15:59 bar is not 
present 
> and then the last day with 15:59 bar gets referenced.
> 
> Daychange = Day() != Ref(Day(), -1); 
> Cl = ValueWhen(Daychange, Ref(C,-1), 1);
> 
> doesn't fit either because it is influenced by afterhours trading.
> 
> Any ideas?


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