Can't get correct ema(o,5) of 15 minutes frame time in chart 1 minute , why?

[lekhoa1234567890]

Please , help me to get ema(o,5) of 15 minutes frame time in chart 1 minute. my code is
TimeFrameSet( in15Minute); // switch to 15 minute frame
le05=5;
in01=LastValue(ema(O, le05));
in02=ema(in01, le05);
d5=in01-in02;
li5=Prec(in01+d5,1);
TimeFrameRestore(); // restore time frame to original

[portfoliobuilder]

@lekhoa1234567890 please learn how to properly post your code on this forum.

How to use this site

Search the forum It is good idea to search the forum before asking same questions over and over. To search the forum just use magnifying glass icon in the upper right corner [image] Also it is good idea to use Google and add +site:amibroker.com to your search term to limit the output to content of amibroker.com web site. Doing so will include results from Knowledge Base and Users' Guide Enter the AFL code properly It is of utmost importance as improperly formatted code results in syntax error…

Get familiar with how to use Mutiple Time Frame functions. Try making a few examples. It is all well explained in the User Guide.
https://www.amibroker.com/guide/h_timeframe.html

Then for your particular problem, here is a start.

TimeFrameSet( in15Minute ); // switch now to 15 minute data

ma5 = EMA( Open, 5 ); // 5 bar moving average of OPEN from 15 minute data 

TimeFrameRestore(); // restore time frame to original 

Plot( Close, "Price", colorWhite, styleCandle ); 

// plot expanded average 
Plot( TimeFrameExpand( ma5, in15Minute), "5 bar moving average from 15 min bars", colorRed );

[travick]

All yours Larry, thought post may go unanswered

[portfoliobuilder]

Thanks, I actually only spent about 3 minutes on it. I hope it is correct!

[lekhoa1234567890]

Thank Larry , well done .it's great.