Thanks a lot.
On Mon, 03 Jan 2005 03:21:24 -0500, Randy W. Sims <[EMAIL PROTECTED]> wrote: > Perl Hacker wrote: > > Below is my script, > > When I run the script, everything is ok. > > > > #! /usr/bin/perl âw > > > > print "111\n"; > > warn "222 \n"; > > > > > > Problem emerges when using the following command line under csh, > > $test.pl >& test.log > > > > Where test.log is like: > > 222 > > 111 > > > > However, what I experted is: > > 111 > > 222 > > > > Do you guys have any idea about that? > > Thanks a lot. > > > > C<print> goes to stdout which is buffered for efficiency, while C<warn> > and C<die> go to stderr which is not buffered so that errors are > displayed immediately. > > You should be able to see it on any terminal with > > print '1'; > warn '2'; > > (the newlines sometimes force flushing of the buffer) > > You can unbuffer stdout with: > > $| = 1; > print '1'; > warn '2'; > -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
