On Wed, 2010-03-03 at 13:04 +0000, Richard Quadling wrote:
> On 3 March 2010 13:01, Paul Halliday <paul.halliday@xxxxxxxxx> wrote:
> > I need to pipe some data to an external application.
> >
> > I have this:
> >
> > while ($row = mysql_fetch_array($theData[0])) {
> > $src_ip[] = $row[0];
> > $dst_ip[] = $row[1];
> > $sig_desc[] = $row[2];
> >
> > $rec ++;
> > if ( $rec == $recCount ) {
> > break;
> > }
> > }
> >
> > for ($i = 0; $i < sizeof($src_ip); $i++) {
> > $tmpResult[] = "$sig_desc[$i],$src_ip[$i],$dst_ip[$i]\n";
> > }
> >
> >
> > The external program is called like:
> >
> > cat results.csv | theprogram outputfilename
> >
> > Is there a way mimic this w/o outputting $tmpResult to a file first?
> >
> > Thanks.
> >
> > --
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> >
> >
>
> I believe you can use popen() to open "theprogram" and pipe to it the
> content and read back the results. All without writing to any files.
>
popen() either reads from a pipe or writes to a pipe, if I remember
well, not both. Teus.
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