intersection between two files

grep -Fx -f file1 file2

By: zarathud
2010-05-28 14:50:14

2 Alternatives + Submit Alt

What Others Think

normally comm file1 file2 can be used to find the intersection ( with "comm -1 -2" option) but grep approach is more flexible since it does not require sorting of the contents. Flexible but slower approach..
alperyilmaz · 485 weeks and 4 days ago
yes, this solution is slower
emacs · 484 weeks and 5 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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