Eric,
Thank you. Works like a charm. Thanks again. I have the loop as
while (<OLD>) {
if ($. == 3) {
print NEW "INTEGRATOR/ ERROR=5.0E-2, HINIT=2.5E-4,HMAX=2.5E-4,
KMAX=6, MAXIT=10\n";
}
print NEW;
}
Regards,
Jagan
Eric Beaudoin wrote:
>
> At 14:11 2002.03.04, Kypa, J. (Jagan) wrote:
> >$old = "$LeafPreName.acf";
> >$new = "$old".".tmp";
> >$bak = "$old".".orig";
> >
> >open(OLD, "<$old");
> >open(NEW, ">$new");
> >
> >while (<>) {
> > if ($. == 3) {
> > print NEW "INTEGRATOR/ ERROR=5.0E-2, HINIT=2.5E-4,HMAX=2.5E-4,
> >KMAX=6, MAXIT=10\n";
> > }
> >}
> >close(OLD);
> >close(NEW);
> >
> >rename($old,$bak);
> >rename($new,$old);
>
> The <> read fro STDIN or the files that you give as parameter to the script (one
>after the other). You open OLD but never read it... Also, you need to print every
>lines to NEW, net just the third one.
>
> So your while loop should be:
>
> while (<OLD>) {
> print NEW "INTEGRATOR/ ERROR=5.0E-2, HINIT=2.5E-4,HMAX=2.5E-4, KMAX=6,
>MAXIT=10\n"
> if ($. == 3);
> print NEW; # Print $_ to NEW.
> }
>
> As a bonus, when there is only one expression with the if, you can put it in one
>line.
>
> Hope this helps.
>
> ----------------------------------------------------------
> �ric Beaudoin <mailto:[EMAIL PROTECTED]>
--
Thank you,
Jagan Kypa
ADAMS/Pre Technical Support
Vehicle Dynamics Group
313-621-6510
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