>  > >>> "Jim Lucas [php]" <jimphp@[...].com> 01/28/02 03:47PM >>>
>  > with php's mail() funciton you can send to multiple 
>  recipents via the 
>  > headers.  just build the headers so it will BCC to 
>  everybody at once. 
>  > one word of caution, you can only have a header that is 5kb or 
>  > smaller. otherwise php will start truncating the header.  
>  Found that 
>  > out the hard
>  > way.
>  > 
>  > so, just build a big header and send out 300 at a time.
>  > 
>  It's not like the messages will not still be placed in the 
>  job queue, or that the 
>  server will not have to parse each address one by one, if 
>  they're in the Cc or 
>  BCc header: you may as well place the addresses in the To: 
>  field, separated by 
>  commas for all the difference it will make.
>  Sending them out in lumps of 100s is likely to be more 
>  server-friendly, though. 
>  Can you schedule the equivalent of a Cron job on IIS?
>  Have you experimented with the PHP 'sleep' and 'usleep' 
>  functions? Maybe you 
>  can give the server time to catch its breath this way...

I strongly disagree with putting all recipients in the To: field,
you just dont want to give out all other peoples mail-addresses
when they recieve the mail. That's why a Bcc: field exists (blind carbon
copy) :)
/Martin


>  > 
>  > 
>  > > I need to send an email to 19000 users using a script, any
>  > suggestions.
>  > > Looping on a result set using the mail function would kill the
>  > server.
>  > > I know it can be done using a mailing list module but I'm 
>  running a 
>  > > windows machine with IIS, what's the best thing for this?  Thanks.
>  > >
>  
>  
>  Symeon Charalabides (cosmopolitan trainee)
>  ------------------------------------------
>  Rm 305, IT centre, NUI Galway, Ireland.
>  +353-91-524411 x3180
>  
http://www.it.nuigalway.ie/~symeon/


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