I have used and checked the function against daily charts and it is correct
Try checking against the monthly chart and the getprice is correct
On 6/19/05, Khamsina11 <Khamsina11@xxxxxxxx> wrote:
  
      
        Graham,
I both used "ExpandFirst" and "ExpandLast" but the results do not match up.
You can do it, it's very easy to check
I hope I am wrong otherwise there is no use using multiple time frame
analysis with Amibroker. 
Regards,
Khamsina
Graham a écrit : 
It could be that you are using expandfirst which will change the close
    
      
      price
  
      
        each bar as it progresses through the month. From help
    
      
      "Caveat: expandFirst
  
      
        used on price different than open may look into
    
      
      the future. For example if
  
      
        you create weekly HIGH series, expanding it
    
      
      to daily interval using
  
      
        expandFirst will enable you to know on MONDAY
    
      
      what was the high for entire
  
      
        week. "
    
      
      
On 6/19/05, Khamsina11 <Khamsina11@xxxxxxxx> wrote:
 
  
      
        Hi,
    
      
      
I wrote this code in a commentary :
va1 = TimeFrameGetPrice( "C",
  
      
        inMonthly, -7, expandFirst );
    
      
      " Month - 7 = " + WriteVal( va1, 0.2);
In
  
      
        order to check if everything was ok, I tiled vertically 2 windows (a
    
      
      weekly
  
      
        graph and a monthly graph).
    
      
      
In the weekly window, I randomly displaced the
  
      
        vertical selection line
    
      
      while checking if the close returned in the
  
      
        commentary and the close of
    
      
      the appropriate month ( in the monthy graph)
  
      
        were the same : and what a
    
      
      surprize, they are different !!!!!!
Is TJ aware
  
      
        of this big issue
?
    
      
      
Khamsina
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