----- Original Message ----- | On Sat, Jan 01, 2011 at 03:42:46PM +0000, Dave Cross wrote: | > Code like this is often simpler if you use the Unix filter model and | > let the operating system take care of opening all the files. | > | > #!/usr/bin/env perl | > | > use strict; | > use warnings; | > | > chomp(my @lines = <>); | > | > print @lines; | | That's one way of using up a lot of memory. | | > If this is in a file called 'join', you can run it like this: | > | > $ ./join < input.txt > output.txt | | Use the tools you've already got as part of the OS install: | /usr/bin/tr -d '\012' < input.txt > output.txt | | -- | | rgds | Stephen | _______________________________________________ | CentOS mailing list | CentOS at centos.org | http://lists.centos.org/mailman/listinfo/centos You could have used /usr/bin/tr -d "\n" < input.txt > output.txt . It looks a bit cleaner and indicates that no special incantation or knowledge of the ASCII character set is required. -- James A. Peltier Research Computing Group Simon Fraser University - Burnaby Campus Phone : 778-782-6573 Fax : 778-782-3045 E-Mail : jpeltier at sfu.ca Website : http://www.sfu.ca/itservices http://blogs.sfu.ca/people/jpeltier