[CentOS] Inquiry:How to compare two files but not in line-by-line basis?

Brian McKerr bmckerr at gmail.com
Wed Dec 2 09:47:01 UTC 2009


diff -y ?

On Wed, Dec 2, 2009 at 7:42 PM, Simon Banton <centos at web.org.uk> wrote:

> At 08:54 +0000 2/12/09, hadi motamedi wrote:
> >Dear All
> >Can you please do me favor and let me know how can I compare two
> >files but not in line-by-line basis on my CentOS server ? I mean say
> >row#1 in file1 has the same data as say row#5 in file2 , but the
> >comm compares them in line-by-line basis that is not intended . It
> >seems that the diff cannot do the job as well
>
> This'll show you which lines are common to both files, and for the
> ones that aren't which file they're in.
>
> perl -MData::Dumper -le 'while(<>) {chomp; push @{$s->{"$_"}},
> $ARGV}; END{ print Dumper($s) }' file1 file2
>
> ... someone will be along shortly with a more elegant method.
>
> HTH
>
> S.
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