Hi, again. Note that the following line should be changed to read:
AddColumn(HHB,"HHB",1.2); I switched in mid-thought in order to use your terminology. It's too early for me to be thinking, in any case. Wayne --- In [email protected], "wlandry01" <[EMAIL PROTECTED]> wrote: > > Hi, > > I believe that you have included one too many arguments for "HHV". > Are you trying to use "Ref" with "HHV"? You can use the following > simple code to see if this helps: > > HHB=Ref(HHV(C,10),-10); > AddColumn(C,"Close",1.2); > AddColumn(Htest,"Htest",1.2); > Filter=1; > > I don't know if this will get you where you are trying to go or not > but the syntax does appear to be a problem. Others who are much more > familiar with AFL will, no doubt, be able to provide more insight. > > I would also check the AFL library as I seem to recall seeing some > examples that address channels. TJ has some code there that deals > with troughs and peaks, which is somewhat related to your subject. He > has some excellent commentary included in the listing that you might > find interesting and helpful: > > http://www.amibroker.com/library/detail.php?id=19 > > > Wayne > > > > --- In [email protected], "carlacash26" <carlacash26@> wrote: > > > > I want to plot a horizontal line from the Highest High Value and one > > from the Lowest Low Value for the past 30 days. In addition to this I > > want to have an exploration find stocks where the price has turned in > > the proximity of this line (support/resistance) over the past 30 days > > (or any period that I define). In other words I want to search for a > > horizontal channel that has lasted for past 30* days. > > > > I have thought about how to implement this and maybe this is a > > suitable way?..: > > > > To find the the HHV for the last 10 days, AND the HHV for the last 10 > > to 20 days, AND the HHV for the last 20 to 30 days. > > And then the same thing for the LLV. Do you understand what I mean? > > > > Then if the HHV/LLV for these timeperiods don't deviate from each > > other that much, then I can assume that there is resistance/support > > for past 30 days at this level. I could divide the range into > > more/less timeperiods also, I don't know the best number of periods, > > I chose 3 to begin with. > > > > What do you think about this approach? Do you find anything that > > don't make sense about this? > > > > > > /***************************************************************/ > > //THE CODE I HAVE COME UP WITH, > > //it's not finished by any means but you get my point hopefully > > //The syntax is probably not correct, this is some kind > > //of pseudo code I guess, I have just written this in notepad > > /***************************************************************/ > > > > > > // First find the highest high values, And lowest low values for the > > 3 periods; 10 days ago, 10-20 days ago, and 20-30 days ago > > > > HHA=HHV(H,10,-1); //HHV of 10 days ago (for example 33) > > HHB=HHV(H,10,-10); //HHV of 10 to 20 ago (for example 32) > > HHC=HHV(H,10,-20); //HHV of 20 to 30 days ago (for example 34) > > > > LLA=LLV(L,10,-1); //LLV of 10 days ago (for example 27) > > LLB=LLV(L,10,-10); //LLV of 10 to 20 ago (for example 28) > > LLC=LLV(L,10,-20); //LLV of 20 to 30 days ago (for example 29) > > > > > > > > //Then caluculate the average of these HHVs and LLVs > > > > HHavg=(HHA+HHB+HHC/3);//(for example = 33) > > LLavg=(LLA+LLB+LLC/3); //(for example =28) > > > > > > > > //Then check to see if the averages of the three HHVs and > > //LLVs are not deviating too much, I chose 5% as example > > //of maximum deviation. > > > > > > //HHAvg is between HHV - 5% and HHV + 5% > > if ((HHavg > (HHV(H,30) * 0.95)) AND (HHavg < (HHV(H,30) * 1.05))) > > > > AND > > > > //LLAvg is between LLV - 5% and LLV + 5% > > if ((LLavg > (LLV(L,30) * 0.95)) AND (LLavg < (LLV(L,30) * 1.05))) > > > > { hChannel=TRUE; } > > //if they don't differ more than 5% there is a horizontal channel > > > > > > Filter=hChannel; //filter for stocks where hchannel is true > > > > //now plot the channel for stocks where hChannel=true > > //i.e. plot lines from HHavg and LLavg, AND plot lines > > //from HHV(H,30,-1) and LLV(L,30,-1) > > //then maybe explore stocks that break out of these > > //resistance levels. Haven't thought about this yet... > > > > //Code ends here > > > > > > Please could you give your opinion on this, I might have missed > > something or maybe I'm completely off track? Is there a better way > > to find horizontal support and resistance that I could use to find > > horizontal channels/ranges? > > > > Thank you very much for any help or suggestions or comments you can > > give! It's highly appreciated! > > >
