Graham, This is a huge help. Exactly what I was looking for. Thank you so much.
I'll give these a try and report back. Best Regards, Ryan --- Graham <[EMAIL PROTECTED]> wrote: > If you have it in 1 minute bar timeperiod then the 3rd bar for the day would > be > > price13 = valuewhen( datenum()!=ref(datenum(),-3), C ); > > if you have this in smaller bar periods (eg 30 second periods) you can > put this inside the timeframeset function. This will give you the > price of the 3rd bar for the day > > timeframeset(in1minute); > price3 = valuewhen( datenum()!=ref(datenum(),-3), C ); > timeframerestore(); > price13 = timeframeexpand( price3, in1minute); > > if your bar period is greater than 1 minute then you cannot do it > > If you specifically want the 3rd minute, and this bar does actually > exist, then you can just use timenum, and > > price13 = valuewhen( timenum()==100200, C ); > or > price13 = valuewhen( timenum()==100259, C ); > the 2 choices depends on if you have the bars set to show as start or > end times of the bars, and also the bar periods are 1 minute, or > smaller factors of 1 minute (eg 30 second intervals will have the > minute bars, but 25 second intervals will not always show exact 1 > minute bars. > There are other ways to do this, just needs imagination to work out > how to define exactly what you want > > Just hope I understood your query > -- > Cheers > Graham > AB-Write >< Professional AFL Writing Service > Yes, I write AFL code to your requirements > http://e-wire.net.au/~eb_kavan/ab_write.htm > > > > On 31/07/06, Ryan Daniel <[EMAIL PROTECTED]> wrote: > > I was wondering if anyone could help me make my programs > > more efficient. I often need to determine the OHLCV values > > of specific 1-minute bars throughout the day, but especially > > the first, second, and third 1-minute bars in the morning (usually > > occurring at 9:30, 9:31, and 9:32 a.m. eastern or NYSE time). > > > > I currently use the following to retrieve the third bar of the day > > where 1060727 would be yesterday's date for example: > > > > TimeFrameSet(in1Minute); > > > > BARS = BarsSince(DateNum()==1060727) - 3; > > > > L1 = LastValue( Ref(Close, -BARS) ); > > > > ...PerformSomeActionUsingL1(L1); > > > > TimeFrameRestore(); > > > > > > So let's say I am running an AFL program and it is about > > 20 minutes after the opening bell (or 9:50 a.m. Eastern time). > > And I wish my program to retrieve the CLOSE value of > > the third 1-minute bar of the day. The above routine seems > > kind of lengthy to me. Is there a simpler, more concise way > > of doing this? > > > > Or perhaps a simpler way to state this. What is the easiest > > way to retrieve the OHLCV value of any 1-minute bar throughout > > the day. > > > > Here is an example (a fake or fantasy example) of what I believe > > would be a really concise way of doing this, if the command > > existed, using direct referencing instead of relative referencing. > > > > Fake command example: > > > > L1 = DirectClose(Today(ThirdBar)); > > > > Or, another example might be... > > > > L1 = CloseValue(Today,093300); > > > > Or, a better example where 3 means the 3rd bar... > > > > L1 = CloseValue(Today,3); > > > > Can I construct anything even close to this using the AFL command > > set? > > > > > > Thank you, > > > > Ryan > > > > > > > > > > > > __________________________________________________ > > Do You Yahoo!? > > Tired of spam? Yahoo! Mail has the best spam protection around > > http://mail.yahoo.com > > > > > > Please note that this group is for discussion between users only. > > > > To get support from AmiBroker please send an e-mail directly to > > SUPPORT {at} amibroker.com > > > > For other support material please check also: > > http://www.amibroker.com/support.html > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com Please note that this group is for discussion between users only. To get support from AmiBroker please send an e-mail directly to SUPPORT {at} amibroker.com For other support material please check also: http://www.amibroker.com/support.html Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/amibroker/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
