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Yes you can do that using static variables (store last
date/time of alert and don't display again if match is found):
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
Sent: Thursday, May 04, 2006 12:07
AM
Subject: [amibroker] Re: Writing "alert"
file
It's appending to the file now. Thanks for everyone's
help!
Next issue: the alertif function automatically supresses
duplicate
alerts. Is there a simple way to mimic that in my append-to-file
routine?
--- In amibroker@xxxxxxxxxxxxxxx, "Mark
& Jean Petereit"
<petereits@xxx> wrote:
>
> Thanks
to all who caught the \\. Extra credit to Terry for seeing
the
>
Buy=True error! ;-)
>
> Mark
>
> --- In
amibroker@xxxxxxxxxxxxxxx, "Terry" <MagicTH@> wrote:
>
>
> > You have made an error in this line
>
> if (Buy=True)
> > The above does not
test to see if Buy is True, but FORCES Buy to
be
> > True. Do
this instead:
> > if (Buy == True)
>
> or simply:
> > if (Buy)
> >
Doing this now brings up an error that you can't use arrays in
if
()
> > statement so you must change it to:
>
> if (LastValue(Buy))
> > Of course the
above code must come AFTER your Buy = statement.
> >
> >
Finally you need to use \\ in filenames.
> >
fh = fopen( "C:\/alerts.csv", "a");
> > --
> > Terry
>
> -----Original Message-----
> > From: amibroker@xxxxxxxxxxxxxxx
[mailto:amibroker@xxxxxxxxxxxxxxx]
> On
> > Behalf Of Mark
& Jean Petereit
> > Sent: Tuesday, May 02, 2006 05:13
>
> To: amibroker@xxxxxxxxxxxxxxx
> > Subject: [amibroker] Re:
Writing "alert" file
> >
> > Yes, I understand that. What
I'm not sure of is exactly where to
> > place the code in my AFL or
how to trigger it. I currently have
> > something similar to the
following, but it's not giving me the
> > desired results:
>
>
> > // Begin Code Snippet
> > AlertIf( Buy, "",
"Alert: "+Name(), 1 );
> > if (Buy=True)
> > {
> >
fh = fopen( "C:\alerts.csv", "a");
> >
if( fh )
> >
{
> >
fputs( Name()+","+DateTime()
> >
+","+Close+","+High+"\n", fh );
> >
fclose(fh);
> >
}
> >
else
> > {
> >
printf("Error
opening file");
> > }
> >
}
> > // End Code Snippet
> >
> > The alerts are
showing up in Amibroker's alert window just fine.
> But
> >
the alerts.csv file is never being appended.
> >
> >
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "Ara Kaloustian"
<ara1@> wrote:
> > >
> > > if you open the file
with an "a" instead of "w", AFL will
append
> > file
>
> >
> > > ----- Original Message -----
> > >
From: "Mark & Jean Petereit" <petereits@>
> > > To:
<amibroker@xxxxxxxxxxxxxxx>
> > > Sent: Monday, May 01, 2006
7:49 PM
> > > Subject: [amibroker] Writing "alert" file
>
> >
> > >
> > > > I know how to use fopen,
fputs, fclose. But is there any
trick
> to
> > > >
programming AFL to append a line to a text file for every
Alert
>
> that
> > > > is triggered?
> > > >
>
> > >
> > > >
> > > >
> > >
>
> > > >
> > > > 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
> > > >
> > > >
> > >
>
> > > >
> > > >
> > >
>
>
> >
> >
> >
> >
> >
> >
> > 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
>
>
>
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
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