On Wed, Sep 04, 2002 at 10:20:36AM +0200, Van Den Abeele Kristof wrote:
> Hello list ,
>
>
> Thx for answering my little 'diff' problem , but I still need some help...
>
>
> I have 2 files (ex.):
>
> file 1 file 2
>
> word u word t
> word v word v
> word w word z
> word x word a
> word y
> word z
>
>
> I wish to compare those 2 files , and create as output file 3 which consist of the
>words in file 1 which are NOT in file 2.
> In other words , all words which exist in file 2 should be removed from file 1
>
>
> so file 3 should be :
>
> word u
> word w
> word x
> word y
>
>
> Could this be done at command line with some simple instructions , or should I
>create a small script ?
Try this approach. Sort the files using "sort"
sort file1 > file1a
sort file2 > file2a
diff -y --suppress-common-lines file1a file2a|awk '{print $1}'|grep -v ">"
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